Mattress in a Box: The Sewn-In Label Is the Only Compliance Document You Get

We have not tested a mattress and we have not slept on one. What follows compares the two federal flammability standards a mattress has to meet, the labels those standards require, and every record the Consumer Product Safety Commission recall database returned for the product name mattress when we queried it on October 1, 2026. Our selection rule is narrow on purpose: widely sold compressed mattresses described the way the recall notices describe them, by thickness and size, so a buyer can match a listing to the federal file before ordering.

That is a smaller promise than most mattress coverage makes, and the part a reader can check. A bed in a box arrives as a sealed roll: you cannot inspect the inside, and the comfort language on a listing is not a measurement. The label sewn into the side panel is close to one, because federal law dictates what it has to say. For where pricing has been heading, see our report on the mattress industry slump.

Trend Signal

64/100 Steady momentum

1. Emerging
2. Rising
3. Mainstream
4. Peaking
5. Cooling

The 2026 recall file is almost all compressed mattresses sold online

Of the nine mattress recall records dated 2026 in the CPSC database on October 1, 2026, eight cite the mandatory flammability standard, and seven of those eight describe a mattress that was sold compressed in a box.

Our editorial reading of the cited data, not a forecast. How it is scored

By the numbers

• 82Recall records for product name mattress in the CPSC database, our pull of October 1, 2026CPSC
• 200 kWPeak heat release a mattress set may not exceed at any time in the 30 minute test16 CFR 1633.3
• 48,405Units in the largest single mattress flammability recall of 2026, announced September 24CPSC
• 403Mattress makers and importers CPSC estimates respond to each flammability ruleFederal Register

What the 2026 recall file actually shows

We queried the CPSC recall database for the product name mattress on October 1, 2026 and got 82 records, running from 1976 to September 24, 2026. The query matches product names as a substring, so crib and play yard mattresses are inside that total. Nine are dated 2026. Eight of those nine say the product violates the mandatory flammability standard for mattresses, and seven of the eight describe a mattress that was sold compressed in a box. The largest is Kesyup, announced September 24, 2026: about 48,405 twelve-inch mattresses in twin, full, queen and king, sold on Amazon from December 2024 through April 2026, carrying a sewn-in white label printed with the prototype identification PU-US.

The pattern is older than 2026. In June 2025 the Commission announced a recall of about 100,000 Crayan mattresses, 10 and 12 inches thick, sold compressed in a box on Amazon from July 2022 through June 2024, for failing the open flame requirements. In July 2025 Amazon recalled about 2,700 Amazon Basics Premium Foam Eurotop mattresses. In June 2024 Adven Group recalled about 117,200 Nap Queen hybrid mattresses. Large brands and unknown importers appear on the same list.

We read the file as enforcement, not a census of non-compliant beds: a recall exists because a firm agreed to one or the agency compelled it, and an importer that reopens under a new name never files. What it establishes is which failure keeps recurring, the same shape we traced in the 2026 heating pad recalls. Twelve inches is named in four of the eight 2026 flammability notices and ten inches in the other four; the hazard in all eight is fire.

Searching the recall database by brand name takes a minute and is the only free compliance check a buyer has.

The label is the only compliance document you get

Section 1633.12(a) requires every mattress set to carry a permanent, conspicuous and legible label in English containing a defined list of information and no other information. That list is the manufacturer name, or for imports the foreign manufacturer and the importer; a complete physical address; the month and year of manufacture; a model identification; a prototype identification number; and a certification that the mattress complies with the standard.

One line on that label does work no listing does. Under 1633.12(a)(7) the label must state whether the maker intends the mattress to be sold alone or with a foundation, in capital letters, and if with a foundation it must name that foundation. The reason sits in the definition of a prototype at 1633.2(l): a mattress intended for sale with a foundation is a separate and distinct prototype from the same mattress intended for sale alone. The certification travels with the pairing, not the mattress alone.

The recall notices show these labels in practice. The Emerspring recall of September 24, 2026 identifies the product by a sewn-in white label printed with Prototype ID EMERS-12 and the manufacture date 6/2025; the BedsPick recall of September 17, 2026 names AMGSW066 and AMGSW067. If you can photograph that label, you can match your own mattress to a notice.

What the two federal standards actually test

There are two, and they are different tests of different things. 16 CFR part 1632 is the smoldering standard, in force since 1973 and amended in 1984. It exposes mattress and mattress pad surfaces to lighted cigarettes in a draft-protected room, and under 1632.3(b) a location passes only if the char length is no more than 2 inches in any direction from the nearest point of the cigarette. A prototype must give six passing surfaces before anything built to it can be sold.

16 CFR part 1633 is the open flame standard. CPSC published the final rule on March 15, 2006 and it took effect July 1, 2007. Two propane burners are held against the top and side of the set, and under 1633.3(b) peak heat release must not exceed 200 kilowatts at any time in the 30 minute test and total heat release must not exceed 15 megajoules in the first 10 minutes. Section 1633.4(a) requires three specimens of each prototype to pass before any production unit is sold.

A Federal Register notice of June 18, 2026 puts the scale of that work at 403 respondents for mattresses under each part, each averaging eight prototypes a year. A brand with a dozen models carries a dozen prototype files, which is why a recall names one model and one prototype number rather than a whole range.

Rule	What it exposes the product to	Pass criterion
16 CFR 1632	Lighted cigarettes on six prototype surfaces	Char length no more than 2 inches in any direction
16 CFR 1633	Two propane burners, 30 minute test, three specimens	Peak heat release no more than 200 kW, and 15 MJ in 10 minutes
Labeling	Permanent sewn-in label, part 1632 and part 1633	Prototype ID, manufacture date, foundation statement

Reading a listing against the federal file

Almost everything a boxed mattress listing says about feel is unverifiable before delivery. A short list of things is not, and all of them can be settled at the keyboard. The brand search comes first because it is the only check that can stop a purchase, the same published-facts rule we used in how we chose air fryers.

• Search the brand and model in the CPSC recall database before you order, and again when the mattress arrives, because notices land months after a sale window closes
• Look for a seller photograph of the sewn-in label showing a prototype identification number and a manufacture date
• Check whether the label says the mattress is certified without a foundation or with a named one, because those are separate prototypes

Who should buy now and who should wait

Buy now if the brand and model return nothing in the recall database, the listing shows the law label, and you have measured the frame it is going onto. The federal rules settle fire performance and nothing else; the rest is fit, and fit is a tape measure problem.

Wait if the only identification on the listing is a storefront name that appeared in the past few months with no model number. The 2026 notices are full of them, and the remedies are unforgiving in practice: the Crayan recall asked owners to write the word Recalled across the top panel in permanent marker and photograph it before a refund.

One warranty term deserves reading before anything is unwrapped. Nectar’s warranty policy states that removing the mattress cover for any reason voids the warranty, and that a mattress must be returned with its cover on. The cover is part of how the set was certified under part 1633. For the bedding above it, see our work on sheet and towel prices.

What to watch next

• New entries under mattress in the CPSC recall database, which anyone can search by brand name before ordering
• Whether marketplace listings begin showing the sewn-in law label in their photographs, making the prototype number checkable before purchase
• Whether the 2026 pace of flammability recalls on compressed mattresses holds through the holiday window

Where to start

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More: Home and Kitchen trends and how the Trend Signal is scored.

Questions readers ask

What is a prototype identification number on a mattress label?

It is the number required by 16 CFR 1633.12(a)(5), identifying the tested design a production mattress was built to. Recall notices use it to define a recall, as with Prototype ID EMERS-12 in the Emerspring notice of September 24, 2026.

Why does the label say whether the mattress is used with a foundation?

Because 16 CFR 1633.2(l) treats a mattress sold with a foundation as a separate prototype from the same mattress sold alone, so the certification is tied to the pairing. Section 1633.12(a)(7) requires that statement in capital letters, naming the foundation.

Can I remove the tag sewn into the side of my mattress?

Under 16 CFR 1632.31(b)(5), nobody other than the ultimate consumer may remove the required label, so an owner legally can. Doing it removes the manufacture date and prototype number, which are what a recall notice is matched against.