8 Best Airtight Container For Nuts | Sealed Against Stale Nuts

Our readers keep the lights on and my morning glass full of iced black tea. As an Amazon Associate, I earn from qualifying purchases.

Specs are compiled from manufacturer listings and verified buyer reviews and can change over time — please confirm the key details on the product page before buying.

Nuts go soft fast when air gets to them, and a pretty jar with a loose lid will not save your almonds. The picks below all seal tight, and the differences come down to lid style, glass thickness, and how much you can fit. Start with the Folinstall 1-gallon glass jar for big-batch storage, then work down to the tight-clamp and ribbed-lid options for countertop displays.

I’m Min — the founder and writer behind Gadgets Feed. This guide is built by comparing the manufacturers’ published specifications and the patterns across verified customer reviews, so you get each pick’s real strengths and trade-offs instead of marketing spin.

Glass beats plastic for keeping nuts dry because it does not absorb odors or oils, and every jar here uses a silicone or rubber gasket to block moisture. The picks below cover the full range of sizes and lid styles, so this is a complete guide to the best airtight container for nuts.

Our Picks at a Glance

Folinstall 1 Gallon Glass Cookie Jar with Airtight Lid, Wide Mouth Canister
Best OverallFolinstall 1 Gallon Glass Cookie Jar with Airtight Lid, Wide Mouth Canister4.9★540 ratingsA 1-gallon jar that holds a full 5lb bag of nuts in one container. If you buy nuts in bulk, this jar ends the bag-clip-and-rubber-band routine.Check Price on Amazon
Galazzz 0.3 Gallon Glass Jar with Bamboo Lid, 38 OZ
Best ValueGalazzz 0.3 Gallon Glass Jar with Bamboo Lid, 38 OZ4.4★802 ratingsA 38oz jar with 30% more room than standard 23oz bamboo-lid jars and a petal-textured body for a non-slip grip. For a nut jar that lives on the counter and gets refilled often, the 38oz size is right where you want to be.Check Price on Amazon
HomArtist 17 oz Glass Jars with Bamboo Lids, 4 Pack
Best Multi-PackHomArtist 17 oz Glass Jars with Bamboo Lids, 4 Pack4.6★899 ratingsFour 17oz jars with 54 pre-printed labels and a marker, so you can label and stack nuts without buying extras. Four 17oz jars with 4-inch wide mouths land at a size that is genuinely useful for nuts.Check Price on Amazon

How To Choose The Best Airtight Container For Nuts

Nuts are oil-rich, so they go rancid when air and moisture reach them, not just stale. What separates a jar that works from one that fails is the gasket — the soft ring that presses against the rim when you close the lid. Every container here has one, but the type and fit vary, and that difference decides how long your walnuts and cashews stay crunchy.

Match Capacity To How You Buy Nuts

If you buy in bulk, a 1-gallon jar holds a full 5lb bag of flour, and similarly large quantities of nuts, in one container instead of scattering them across several small jars. Smaller 17oz and 38oz jars suit countertop snacking portions you refill often. A 38oz jar stores up to 350g of coffee beans, which gives you a sense of how much nut volume fits. Pick the size around your buying habit, not the other way around.

Check The Lid Mechanism

Bamboo lids with a silicone ring twist or snap on and seal well, but wood can warp after washing if you do not dry it fully. Metal clamp lids with a wire latch press the gasket down hard and hold a tight seal through repeated use. Glass lids with a twist lock are the easiest to wipe clean. All three keep nuts fresh, so choose based on how much effort you want to spend on maintenance.

Watch Glass Thickness For Daily Handling

Thicker borosilicate glass handles bumps and dishwasher cycles better than thin glass, which is the most common complaint across thin-walled sets. If the jar lives on a high shelf and gets grabbed daily, spend a little more for thicker walls. If it sits on a counter and rarely moves, thinner glass is fine.

Quick Comparison

Model Best For Capacity Lid Type Glass Thickness Amazon
Folinstall 1 Gallon Glass Cookie Jar★ Best Overall Bulk nuts and sourdough starter 1 gallon (3785 ML) Glass twist lock Heavy glass construction Amazon
Galazzz 38 OZ Glass Jar with Bamboo LidBest Value Countertop nut and coffee storage 38 fl oz (1130ml) Bamboo screw with silicone seal High borosilicate glass Amazon
HomArtist 17 oz Glass Jars, 4 PackBest Multi-Pack Pantry labels and meal prep 17 fl oz each Bamboo snap with silicone ring 3mm borosilicate Amazon
Gencywe 27 OZ Glass Jars, Set of 6 Full pantry overhaul 790 ml each Bamboo lid with silicone ring Thickened borosilicate Amazon
ComSaf Square Glass Containers, 1.2 Qt Space-saving pantry shelves 1.1 liters each Bamboo with silicone seal 2.3mm borosilicate Amazon
HomArtist 17 oz Mason Jars with Clamp Lids, 6 Pack Pest-proof nut storage 17 fl oz each Stainless steel wire clamp 6mm borosilicate Amazon
Mason & Fable Ribbed Glass Jar, Set of 3 Stylish countertop display 500 ml each (17 fl.oz.) Acacia wood with silicone ring Borosilicate, lead-free Amazon
FANTESTICRYAN Glass Storage Jars, Set of 5 Coffee bar and mixed storage 2x14Oz, 2x20Oz, 1x37Oz Bamboo snap with metal pull ring Borosilicate Amazon

In‑Depth Reviews

★ Best Overall

1. Folinstall 1 Gallon Glass Cookie Jar with Airtight Lid, Wide Mouth Canister

Our pick — over 4.5★ from 500+ verified ratings; the strongest balance of quality and price.

1 Gallon CapacityBPA-Free Glass

A 1-gallon jar that holds a full 5lb bag of nuts in one container.

If you buy nuts in bulk, this jar ends the bag-clip-and-rubber-band routine. It holds 1 gallon (3785 ML), so a big Costco-style bag of almonds or walnuts empties straight in. The wide mouth opening measures 6.5 inches, wide enough to scoop with a measuring cup or push your whole forearm in to reach the bottom. That matters more than it sounds once you are dealing with deep containers.

The lid is a glass twist lock that seats firmly and keeps contents away from moisture and air. That is exactly what nuts need, since their oils go rancid with exposure. Buyers report that the jar’s size accommodates large quantities, with one noted case of fitting a 5lb bag of flour comfortably. What wins people over most is the way it looks sitting out — this is a jar you do not need to hide in a cabinet. The heavy glass gives it a solid, premium feel that lighter containers lack.

The frame is glass, so it weighs 2.19 kg — noticeably heavier than the thin-walled jars further down this list. The lid is also glass, not bamboo, which means you can wipe it clean without the warping worry that comes with wooden lids. For a jar rated 4.9 stars, this is the crowd favorite in this category, and the reviews back it up.

What makes it stand out

  • 1-gallon capacity fits bulk nut bags in one container
  • 6.5-inch wide mouth makes scooping easy
  • Heavy glass construction with a solid twist-lock glass lid
  • Dishwasher safe and BPA-free

Where it asks more of you

  • At 2.19 kg it is heavy — not the one to grab off a high shelf one-handed
  • Large footprint takes real countertop space
  • Glass lid means no stacking other jars on top

Ideal for: anyone buying nuts in bulk who wants one container instead of five small ones. This is the best overall pick for that exact job.

Think twice if: you only buy small bags of nuts and want something light enough to lift with one hand — the weight here is real.

Best Value

2. Galazzz 0.3 Gallon Glass Jar with Bamboo Lid, 38 OZ

38 oz / 1130mlBamboo Lid with Metal Handle

A 38oz jar with 30% more room than standard 23oz bamboo-lid jars and a petal-textured body for a non-slip grip.

For a nut jar that lives on the counter and gets refilled often, the 38oz size is right where you want to be. It holds 350g of coffee beans, which gives you a good sense of the nut volume it manages. Compared to the standard 23oz jars with bamboo lids, this one gives you over 30% more room, so you refill less often.

The bamboo lid has a silicone seal that presses down to block air and moisture, keeping nuts from going soft. There is also a metal handle on top — real metal, not the cheap gold-colored plastic you find on some canisters — that makes it easy to lift and move. The petal texture on the glass does double duty: it looks decorative while giving you a non-slip grip, which is worth having when your hands are oily from a snack.

The body is high borosilicate glass and food-grade, so it does not hold onto nut oils or smells the way plastic can. The recurring gripe from buyers is that the glass is thin and one sharp bump could crack it, so it wants a spot away from the sink edge. For a jar rated 4.4 stars, though, the general read is positive.

The value play: you get the 38oz capacity of a much pricier jar with a real metal handle and a grip-friendly textured body.

Handle with care: the glass is on the thin side, so treat it like a display jar rather than a rough-and-tumble pantry workhorse.

Best fit: countertop nut and coffee storage where looks matter and you are not throwing the jar around.

Pass if: you need a jar that survives daily rough handling on a busy family shelf.

Best Multi-Pack

3. HomArtist 17 oz Glass Jars with Bamboo Lids, 4 Pack

17 oz Each, 4 Pack54 Pre-Printed Labels Included

Four 17oz jars with 54 pre-printed labels and a marker, so you can label and stack nuts without buying extras.

Four 17oz jars with 4-inch wide mouths land at a size that is genuinely useful for nuts. The 3mm thick borosilicate glass (a heat-resistant glass) is the part that stands out — it takes a solid knock without the shatter risk you get from thin countertop jars.

The airtight bamboo lid uses a food-grade silicone ring that blocks air and ants, so your pecans stay dry and crunch intact. You also get 54 pre-printed label stickers, 18 blank writable ones, and an erasable marker pen, so you can tell your almonds from your cashews at a glance — a small thing that keeps the pantry practical instead of cluttered. Owners mention these jars work well specifically for nuts, chocolate chips, and even panko bread crumbs.

One reviewer noted that the 17oz figure is fluid ounces, not dry weight, so 12oz of ground coffee did not fit even though the number sounds large — worth knowing before you assume it will hold any 17-ounce dry quantity. The wooden lids can also crack if left wet, so dry them by hand rather than leaving them in the drying rack.

Why these earn their shelf space

  • 3mm thick borosilicate, noticeably sturdier than thin jars
  • Labels and markers included at no extra cost
  • Stacks to save shelf space when needed

Keep these in mind

  • 17oz is fluid ounces, so some dry quantities will not fit despite the number
  • Bamboo lids warp if left wet — dry by hand
  • Four jars means four lids to keep track of

Pick this if: you want a labeled, matching set of nut jars without buying labels separately.

Look at a larger jar instead if: you regularly buy bulk bags of nuts and one 17oz jar will not cut it.

Top Performer

4. Gencywe 27 OZ Glass Storage Jars with Bamboo Lids, Set of 6

27 oz Each, Set of 6Erasable Labels and Chalk Pen

Six 27oz jars with eight erasable labels and a chalk pen, so you can relabel each nut type as contents change.

The trick with this set is the labeling system. You get six 27oz jars, eight erasable black labels, and a liquid chalk pen, so you can tag your almonds, cashews, and pistachios and then wipe the label clean and rewrite when the contents change. The jars are made of thickened borosilicate glass, which is more heat-resistant and lighter than standard glass, and each one runs 790 ml.

A silicone sealing ring sits in a groove cut into the bamboo lid, pressing down to create the airtight seal that keeps nuts dry and separate from the moisture in the air. The clear glass means you can see exactly how much is left without lifting the lid, so you know when you are running low. The natural bamboo lid is more hygienic than plastic tops, and the silicone ring is food-grade and non-toxic.

The honest trade-off here is glass thickness — buyers describe it as very thin, and it does not handle rough daily use the way the 3mm jars above do. It is a collection that looks good and organizes well rather than one built for abuse. The set earns a 4.7 rating, which speaks to how well it holds up for normal pantry duty.

Organization angle: six jars plus a relabelable system means every nut type gets its own clear, marked home.

One honest limitation: the glass is thin, so keep these on a stable shelf and handle them gently at the sink.

Suits you if: you want a full matching set with labels to organize a variety of nuts and dry goods at once.

Somewhere else if: you want one sturdy jar that stands up to hard daily use — this set is built for display and light handling.

Best Space-Saver

5. ComSaf Square Glass Containers with Lids 1.2 Qt, Set of 4

1.2 Qt Each, Set of 4Square Footprint

Square 1.2 Qt containers that sit flush side by side and use the corner space round jars waste.

If your pantry shelves are already crowded, the shape here is the whole point. These 1.2 Qt containers are square rather than round, so they sit neatly next to each other without the gaps round jars leave behind. The 3.9″ x 3.9″ footprint is sized to fit two front to back in many standard 12-inch-deep wall cabinets. That is the kind of detail that actually matters when you are trying to squeeze more into a fixed shelf.

The body is 2.3mm high-borosilicate glass (a heat-resistant glass) rated from -4 to 302 degrees Fahrenheit, so it goes in the dishwasher. The glass is food-grade and non-toxic. The bamboo lid has a silicone seal that keeps nuts fresh by reducing air and moisture exposure, and the 3.9-inch opening is wide enough to scoop from. The crisp glass lets you check levels at a glance so you know when to refill.

What customers note most is that these feel smaller than expected once they arrive, so plan your intended uses and leave extra room. The lids need hand washing and full drying, unlike the dishwasher-safe glass body, which is one more small routine to keep up with. These are ideal for nuts and seeds specifically, which is a strong fit for this category.

Choose these when: shelf space is tight and you want jars that fit together in a corner or a shallow cabinet.

Skip if: you want to store large bulk quantities — 1.2 Qt per jar fills up fast with nuts.

Best Seal

6. HomArtist 17 oz Mason Jars with Clamp Lids, 6 Pack

17 oz Each, 6 Pack6mm Borosilicate Glass

6mm borosilicate glass — the thickest here — with a stainless steel wire clamp lid that presses the gasket down hard against pantry pests.

Where the bamboo-lid jars ask you to dry the wood by hand, these use a stainless steel wire clamp with a food-grade silicone gasket, so the lid itself never needs special care. You get six 17oz jars with 6mm thick borosilicate glass, which is significantly thicker than the 2.3mm and 3mm jars here, and that thickness translates to a sturdier, safer daily-handling jar. The glass is BPA-free and lead-free and rated from -4 to 302 degrees Fahrenheit, so it is dishwasher safe and fridge safe.

The clamp mechanism presses the gasket down with real pressure, and the pre-owned read is that these seal tight enough to keep pantry pests away from dry goods. That pest-proofing is the standout for anyone who has found pantry moths in a bag of walnuts — the reviewed experience here is that this lid keeps them out. You also get black writable labels and a white erasable marker so you can mark each jar. The wide 4.53-inch mouth makes refilling and scooping easy.

The metal latch is something to handle carefully — one buyer mentioned it can pinch if you open it too fast. And while these look like mason jars, the manufacturer says they are not meant for canning, so use them for dry goods and infusing, not heat processing. The set earns a 4.7 rating, which reflects a sturdily made product with a strong seal.

Strong points

  • 6mm thick glass, the sturdiest wall in this category here
  • Stainless steel clamp lid holds a tight, leakproof seal
  • Dishwasher-safe glass with lids that need no special care

Trade-offs to know

  • Not for canning or heat processing
  • Metal latch can pinch if opened quickly
  • Six jars make for a larger set than some kitchens need

Worth grabbing if: you have had pantry pests before and want a claim-grade seal plus heavy glass.

Not the pick if: you want the absolute lightest, cheapest option — these are built heavier on purpose.

Most Stylish

7. Mason & Fable Ribbed Glass Jar with Wooden Lid, Set of 3

17 oz Each, Set of 3Acacia Wood Lid

Three 17oz ribbed glass jars with acacia wood lids and a silicone ring seal, styled for open-shelf display.

These three jars are 17 fl.oz. each, standing 3.5-inch diameter by 5.3-inch tall, and the fluted ribbing on the glass is the defining feature. That texture is not just for looks — it gives your hand a grip that smooth glass does not, so you are less likely to fumble a jar full of pistachios. The glass is lead-free borosilicate, which is stain-resistant, odourless, and non-porous, so it will not take on the smell of strongly-scented nuts the way plastic might.

The acacia wood lid is oiled with food-grade wax and set with a silicone ring seal that keeps food fresh longer. The standout verdict from buyers is that the seal on these is stronger than you might expect — several note the company going forward after trying many jar brands. The ribbed design also works as a decorative accessory on a bathroom counter for bath salts or a bar for small items.

The catch is the seal strength — it is almost too strong for some, and opening these with a weak grip takes a real effort, so they are a genuine mismatch for anyone with grip issues. There is also an occasional note that lid fit varies from jar to jar, some snug and some needing care when lifting. Worth knowing that the wood lid should only be wiped with a damp cloth and never dishwasher-washed, unlike the glass body.

Design-first pick: the ribbed texture and acacia lid make these a display piece for nuts and dry goods on an open counter.

One caution: the seal is heavy-duty, so if your grip is weak or your hands are arthritic, these will fight you every time you open them.

Right for you if: the jars are going on an open shelf and looks are part of the reason you are buying.

Not for you if: you want a lid you can flick open one-handed with a coffee in the other.

Best for Set Variety

8. FANTESTICRYAN Glass Storage Jars Set of 5

Sizes 14oz to 37ozBamboo Lid with Metal Pull Ring

Five jars in three sizes (2x14oz, 2x20oz, 1x37oz) sharing a 3.5-inch diameter, so all five fit a narrow shelf slot.

The variety here is the selling point. You get two 14Oz jars at 4.2 inches tall, two 20Oz jars at 6 inches, and one 37Oz jar at 11 inches, all with the same 3.5-inch diameter. That narrow footprint is designed for tall, slim cabinet slots and tight coffee-bar spaces, so you can line all five up without a bulky jar eating up half the shelf. The glass body is lead-free high borosilicate and BPA-free, and each jar has a natural bamboo lid with a metal pull ring coated in gold for easy lifting.

Under the lid, a food-grade silicone ring creates the airtight seal that keeps moisture and air out, so your nuts, beans, and oatmeal stay dry. The clear design lets you see contents without opening, and the labels support further sorting if you use them. Buyers appreciate the vintage accent and find this set does well on a coffee bar or countertop.

The running caveat is size expectations — several buyers find the smaller jars unexpectedly small, so if a specific volume is your priority, check the listed ounces against your own nut quantities. The seal also draws mixed feedback, with some finding it tight and others not fully convinced, so for long-term bulk storage the clamp-lid option above leaves less to chance. The set still earns a 4.6 rating and is considered worth its price for the versatility.

Great match if: you want a matching, narrow set that holds a range of nut amounts and looks pulled-together.

Reconsider if: you need one seal you can fully trust for months-long nut storage — the clamp lid higher up is the surer bet there.

Understanding the Specs

Capacity (Fluid Ounces vs Dry Ounces)

Capacity is usually listed in fluid ounces (fl oz) or milliliters, which measures volume, not weight. That matters for nuts: a 17 fl oz jar does not hold 17 ounces of almonds, because nuts are irregular and leave air gaps. One buyer hit this exactly — 12oz of ground coffee did not fit in a 17oz jar. When you see 350g of coffee beans fitting in a 38oz jar, that is the real dry-fill figure, and it is the better number to judge by.

Glass Thickness and Heat Resistance

Glass thickness, measured in millimeters, decides how well a jar handles daily knocks. The jars here range from 2.3mm up to 6mm. Borosilicate glass (a heat-resistant glass), which most of these use, is more heat-resistant and lighter than standard soda-lime glass. Several are rated from -4 to 302 degrees Fahrenheit, meaning they can go from the fridge to the dishwasher without cracking from temperature change. Thicker glass is heavier but survives more.

Seal Type: Gasket Material and Lid

Every airtight container here uses a soft gasket — a silicone or rubber ring — that presses against the rim to block air and moisture. The lid is just the mechanism that presses it down: bamboo snap-on, acacia wood, or stainless steel clamp. Clamp lids apply the most pressure and hold the tightest seal; bamboo lids rely on the ring fitting snugly. Whichever you pick, the gasket is the part that actually keeps nuts fresh.

Wide Mouth Opening

The opening width decides how easy it is to fill and scoop. A 6.5-inch mouth lets you fit a measuring cup or your whole hand in; narrower 3.9 to 4-inch mouths are fine for pouring and scooping with a spoon. For nuts you grab by the handful, a wider mouth saves time and mess. For jars you mostly refill by pouring from a bag, a smaller mouth is no problem.

FAQ

How long do nuts stay fresh in an airtight glass jar?
The airtight seal blocks air and moisture, which is what makes nuts go soft and their oils turn rancid. Every jar on this list uses a silicone or rubber gasket to create that seal. How long they stay crunchy depends on the nut, the room temperature, and how often you open the jar, but the tight seal is the single biggest factor. The clamp-lid jar holds the tightest seal of the group.
Is glass better than plastic for storing nuts?
Glass is non-porous, so it does not absorb the oils from nuts or hold onto smells the way plastic can. Several of the jars here are specifically described as non-porous borosilicate, which is the reason many buyers are switching from plastic containers. Glass is also dishwasher safe on most of these models, while many plastic containers are not.
What does 17 fl oz actually hold in nuts?
Fluid ounces measure volume, not weight, so a 17 fl oz jar holds less than 17 ounces of nuts by weight — the irregular shapes leave air gaps. A buyer hit this exact issue with 12oz of ground coffee not fitting a 17oz jar. For nuts, use the jar’s volume as a rough guide and expect real fills to be lighter than the ounce number suggests.
Can I put these jars in the dishwasher?
The glass bodies on most of these are dishwasher safe. The lids are the part to watch: bamboo and acacia wood lids should be hand washed and fully dried, because wood can warp or crack if left wet. The stainless steel clamp lids on the 6-pack are the easiest to maintain, since neither the metal nor the silicone needs special handling.
Do airtight jars keep pantry moths and ants out of nuts?
A firm gasket seal is the best defense. The clamp-lid jars here use a stainless steel wire mechanism that presses a food-grade silicone ring down hard, and the reviewed experience is that this keeps pests out of dry goods. Bamboo-lid jars with a snug silicone ring also block air and ants. The tighter the seal presses, the better your odds.
Which size jar is best for buying nuts in bulk?
A 1-gallon jar is the pick for bulk, since it holds large quantities in one container and the 6.5-inch wide mouth makes scooping easy. If you buy smaller amounts and refill often, a 27oz or 38oz jar keeps the portion fresh without taking up half the counter. A 17oz jar suits countertop snacking portions. Match the jar size to how fast you go through a bag.
Can I use these glass jars for canning jams?
Not the clamp-lid jars. The manufacturer says they are not meant for canning or heat processing, even though they look like mason jars; regular mason jars with screw-on lids are for that. These jars are for dry goods, infusing, and pantry storage. Use them for nuts, coffee, and pantry staples, not for boiling-water processing.
Will a bamboo lid keep nuts as fresh as a metal clamp lid?
Both rely on a silicone gasket to block air, so both work. The difference is the pressure: a stainless steel clamp pushes the seal down harder and holds it through repeated opening, while a bamboo lid snaps or twists on and relies on the ring fitting snugly. For months-long storage, the clamp lid leaves less to chance. For everyday refill-and-grab use, bamboo is fine and softer to handle.
How do I keep wooden jar lids from cracking?
Hand wash them and dry them fully right away. Bamboo and acacia wood warps or cracks if left sitting wet, which is why most of these manufacturers recommend only wiping wood lids with a damp cloth rather than putting them in the dishwasher. The glass bodies still go in the dishwasher; just keep the wooden tops out of it.
What is borosilicate glass and does it matter for nut storage?
Borosilicate is a glass type that resists temperature change better than ordinary glass and stays clearer and lighter. Most jars here use it, and several are rated from -4 to 302 degrees Fahrenheit, so they handle the fridge and the dishwasher without cracking. For nut storage, that just means the jar lasts and looks clear while it does the job.

Final Thoughts: The Verdict

For most people, the airtight container for nuts winner is the Folinstall 1 Gallon Glass Cookie Jar because it holds a full bulk bag in one container, the 6.5-inch wide mouth makes scooping easy, and the glass twist-lock lid needs no delicate handling — it is the top-rated pick in this category for good reason. If you want a tighter seal for long storage against pests plus the thickest 6mm glass in the group, reach for the HomArtist Clamp Lid 6-Pack. And if space is your problem and you want jars that fit together in a corner cabinet, the square ComSaf 1.2 Qt Containers are the ones to grab — the value is clear once you see how much shelf space round jars waste.

How We Picked

We do not accept paid placement. Every pick is matched to a real buyer and a real use-case; we do not hands-on test units.

Sources & Methodology

Specifications: manufacturer listings and product documentation. Review insights: verified customer reviews, as of September 2026. Pricing: not shown on this page (it changes often); check the current price via the retailer link.

As an Amazon Associate, Gadgets Feed earns from qualifying purchases. This does not affect which products we feature.

Related Guides

Please use a real email you check. If it's fake or mistyped, your message won't reach us and we can't reply — wrong addresses are rejected automatically.