Mattress Insider Latex Sofa Bed Mattress

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Images: Mattress Insider. Shown size and configuration may vary.

Mattress Insider

Latex Sofa Bed Mattress

Name: Mattress Insider Latex Sofa Bed Mattress
Brand: Mattress Insider

Best for: Latex sofa-bed top

A 4.5″ sofa-bed mattress with 1″ of blended latex, in eight sizes from 35 × 72 to 64 × 72.

Good to know: Only 1″ of latex, and it's blended, though the page URL says natural.

Type: Latex
Height: 4.5″
Sizes: Made to order + custom
Certified: CertiPUR-US

Your size

35 × 72 in · 4.5″ tall

Where to get it

mattressinsider.comOrder online · delivered to you Get a quote

Returns: 365-night sleep guarantee (page text) 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

Latex sofa-bed top

Good

A 4.5″ sofa-bed mattress with 1″ of blended latex, in eight sizes from 35 × 72 to 64 × 72.
Trial: 365-night sleep guarantee (page text)
Buyers said guests slept comfortably and one could not feel the sofa-bed bar at all.
Height: 4.5″

Think about

Only 1″ of latex, and it's blended, though the page URL says natural.
A 2020 buyer said they could feel the pull-out frame's bars after a few days of use.
A 250 lb buyer who sleeps on a sofa bed daily said it was better than a spring mattress but not as comfortable as the ads led them to expect.

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

From reviews on the seller’s site A small set of real reviews, each linked to its source. Not a star rating.

Small sample · 12 owner reports

Only brand-hosted reviews were found: guests slept well and some could not feel the bar, but two older reviews say the bars still came through.

What people liked

Buyers said guests slept comfortably and one could not feel the sofa-bed bar at all. Source ↗

What to weigh up

A 2020 buyer said they could feel the pull-out frame's bars after a few days of use. Source ↗
A 250 lb buyer who sleeps on a sofa bed daily said it was better than a spring mattress but not as comfortable as the ads led them to expect. Source ↗

Sources & sample limits

12 reviews read on the brand's own Latex Sofa Bed page, 2018–2026 Sample: 12 owner reports.

Only the seller's own reviews (Yotpo widget on mattressinsider.com) were found. They are self-selected and cannot be checked; no independent owner posts naming this model turned up in web searches of Reddit and RV forums (iRV2, Thor and Forest River forums blocked automated reading).

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

Every size it comes in

35 × 7235 × 72 inAs listed 38 × 7238 × 72 inAs listed 48 × 7248 × 72 inAs listed 52 × 7252 × 72 inAs listed 54 × 7254 × 72 inAs listed 58 × 7258 × 72 inAs listed 60 × 7260 × 72 inAs listed 64 × 7264 × 72 inAs listed

Taken from the maker’s size options, in the inches it publishes. Tap a size to compare every mattress made in it. Sizes marked “as listed” don’t exactly match a standard size, so check your frame.

Price for every size

From the maker’s site on Oct 24, 2026. Prices change often, so check before you buy.

Size	Inches	Price
35 x 72	35 × 72	$329 sale	See it
38 x 72	38 × 72	$329 sale	See it
48 x 72	48 × 72	$369 sale	See it
52 x 72	52 × 72	$369 sale	See it
54 x 72	54 × 72	$369 sale	See it
58 x 72	58 × 72	$429 sale	See it
60 x 72	60 × 72	$429 sale	See it
64 x 72	64 × 72	$449 sale	See it

How it compares

Beside the most similar mattresses from other brands.

	Latex Sofa Bed MattressMattress Insider	Organica (Medium)Amerisleep	Organica PlushAmerisleep	Adjustable Ultra Plush Talalay Latex Sleep System (Blended)Arizona Premium Mattress
Type	Latex	Latex hybrid	Latex hybrid	Latex
Queen price	—	—	—	$1,650
Height	4.5″	12″	15″	9″
Trial	365 nights	100 nights	100 nights	See terms
Odd sizes	None	None	None	None
Expert reviews	None yet	3	1	None yet

What’s inside

11″ blended latex
23.5″ soy bio high-density support foam

Feel: Not published
Height: 4.5″
Custom sizes: Yes, the maker builds to your measurements

Returns and ordering

Trial and returns

365-night sleep guarantee (page text)

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?

4.5″ sofa-bed replacement: 1″ blended latex over 3.5″ soy-based high-density support foam.

How firm is it?

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

Which sizes and heights can I get?

8 sizes, 4.5″. See every size. Confirm your exact size and height with the seller.

Are the reviews about this exact mattress?

From reviews on the seller’s site. Only the seller's own reviews (Yotpo widget on mattressinsider.com) were found. They are self-selected and cannot be checked; no independent owner posts naming this model turned up in web searches of Reddit and RV forums (iRV2, Thor and Forest River forums blocked automated reading).

Where did this information come from?