Welnow Japanese Floor Mattress, Full, 4-Inch Foldable Futon

The Welnow Japanese Floor Mattress is a foldable Full-size futon listed at 4 inches thick. Its foam construction and roll-up straps suit floor sleeping, occasional guests, or compact storage, while the listing’s dimensions vary between fields.

At a glance

Folds or rolls for storage, with two adjustable straps claimed for securing it.
The listing describes use as a floor bed, guest mattress, tatami mat, or camping pad.
Arrives vacuum-compressed and is claimed to need 2–3 days to fully expand.

Price

$79.99Save 16%

Reference price: ~~$94.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

Foldable form and two claimed straps make it easier to put away between uses than a fixed mattress.
Full size and floor-mattress format can suit temporary guest sleeping or a dorm setup.

Cons

At the listed 3.94-inch thickness, it is a relatively thin floor mattress rather than a conventional bed-height mattress.

Technical specifications

13 specifications

Identity
Brand	Welnow
Model	B0F9XTP1NH
Size	Full
Mattress type	Japanese Futon
Firmness	Medium
Color	Diamond Grey

Dimensions and construction
Dimensions listed	75.59 x 53.15 x 3.94 inches
Weight listed	6.6 kg
Cover material	Polyester
Fill material	Foam
Comfort layer material	Memory foam
Number of layers	3
Top style	plush_top

What to know before buying

Listing details to confirm

The listing is inconsistent about dimensions: one field gives 78"L x 53"W x 4"Th, while another gives 75.59 x 53.15 x 3.94 inches. The listed 4-inch thickness and Full size label should be confirmed against the selected listing if exact fit matters. Allow 2–3 days for expansion after unpacking. The page also calls the fill foam and memory foam, and describes cotton padding in one feature claim, so the precise layer materials are not fully consistent.

Who is it for?

A good fit for

People needing a foldable floor mattress for guests, dorms, or occasional camping.
Buyers with storage space for a rolled or folded Full-size sleeping pad.

Less suited to

Shoppers seeking a conventional thick, bed-height mattress.
Buyers who need precisely confirmed dimensions or a fully specified layer-by-layer material breakdown.

Welnow Japanese Floor Mattress, Full, 4-Inch Foldable Futon · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.1 / 5 · 81 ratings

5 stars65%65%
4 stars6%6%
3 stars9%9%
2 stars14%14%
1 star6%6%

The aggregate ratings lean positive overall, with a majority in the highest star category, but a notable share are lower ratings. Without written feedback, the reasons for either reaction are unknown. These ratings do not establish how comfortable or supportive this thin floor futon will feel for a particular sleeper.

Frequently asked questions

What size is this Welnow futon?

It is labeled Full, but the listing gives two dimension sets: 78"L x 53"W x 4"Th and 75.59 x 53.15 x 3.94 inches. Confirm the dimensions if a precise fit is important.

How does it store?

The listing describes it as foldable and says it includes two adjustable straps for rolling it up for storage.

How long does it take to expand?

The usage guidance says to allow 2–3 days for full expansion after it arrives vacuum-compressed.

What materials are listed?

The details identify foam fill, memory foam as the comfort layer, and a polyester cover. Another feature claim mentions a cotton layer, so the exact internal materials are not consistently described.