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Images: Bear. Shown size and configuration may vary.

Bear

Trundle Mattress

Name: Bear Trundle Mattress
Brand: Bear

Best for: Trundle beds

A 5″ Twin-only foam mattress made to fit trundles.

Good to know: Twin only, and Bear doesn't list the layer thicknesses.

Type: Memory foam
Height: 5″
Sizes: 1 ready-made
Certified: CertiPUR-US

Your size

38 × 75 in · 5″ tall

Where to get it

bearmattress.comOrder online · delivered to you See price
TrundleMaker lists it for trundle beds See the list

Returns: 365 nights; 30-night break-in before a free return Details

We may earn a commission if you buy. Check the price for your exact size and height on the seller’s site.

The short version

Worth a look if

Trundle beds

Good

A 5″ Twin-only foam mattress made to fit trundles.
Trial: 365 nights; 30-night break-in before a free return
Height: 5″
Sizes: Twin

Think about

Twin only, and Bear doesn't list the layer thicknesses.
No owner reviews we could verify yet
Standard sizes only: no RV, odd or custom sizes listed

Based on the maker’s published specs and terms, and the owner reviews linked below. We haven’t slept on it. Something wrong? Tell us.

What owners say

No owner reviews we can verify yet A small set of real reviews, each linked to its source. Not a star rating.

No owner feedback we can use yet.

What people liked

No supported praise summary in the sample.

What to weigh up

No substantive concern verified in this small sample. This is a gap in the evidence, not proof of no drawbacks.

Sources & sample limits

No usable owner sources. Sample: 0 owner reports.

Owner comments gathered from Reddit via RedditRecs were removed: RedditRecs and Reddit ask automated tools not to collect their content.

Research checked October 14, 2026. These are sourced observations, not our own product tests or a star rating.

Every size it comes in

Twin38 × 75 in5″

Taken from the maker’s size options, in the inches it publishes. Tap a size to compare every mattress made in it.

Price for every size

From the maker’s site on Oct 26, 2026. Prices change often, so check before you buy.

Size	Inches	Price
Twin	38 × 75	$398 sale	See it

How it compares

Beside the most similar mattresses from other brands.

	Trundle MattressBear	Cooling Collection Memory FoamBedStory	CypressBrentwood Home	The OneCasper
Type	Memory foam	Memory foam	Memory foam	Foam
Queen price	—	$700	$899	$899
Height	5″	12″ or 13″ or 14″	11″ or 13″	11″
Trial	365 nights	365 nights	365 nights	100 nights
Odd sizes	None	None	None	None
Expert reviews	None yet	None yet	1	3

What’s inside

1Knit hypoallergenic cover
2Cooling gel memory foam
3High-density support foam

Feel: Not published
Height: 5″
Custom sizes: Not offered for this model

Returns and ordering

Trial and returns

365 nights; 30-night break-in before a free return

Before you order

Measure inside the frame, not the old mattress
Check clearance above for the height you pick
Make sure your base supports it
Buy sheets in the same exact size

Questions

What is it made of?

Low-profile 5in foam mattress: cooling gel memory foam over high-density support foam in a hypoallergenic knit cover.

How firm is it?

Not published That’s the maker’s description; we haven’t measured it.

Which sizes and heights can I get?

1 sizes, 5″. See every size. Confirm your exact size and height with the seller.

Are the reviews about this exact mattress?

No owner reviews we can verify yet. Owner comments gathered from Reddit via RedditRecs were removed: RedditRecs and Reddit ask automated tools not to collect their content.

Where did this information come from?

Checked 2026-10-16. Specs and terms can change.