Milliard

5 Inch Twin Memory Foam Trundle Mattress

Best for: Low trundle and bunk mattress

1″ memory foam over 4″ foam, sized 38 × 74 for trundles and bunks.

Good to know: 74″ long rather than 75″, and sold out when checked.

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

38 × 74 in · 5″ tall

Where to get it

Returns: 30-day money-back guarantee; you pay return shipping unless the item is defective 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

  • Low trundle and bunk mattress

Good

  • 1″ memory foam over 4″ foam, sized 38 × 74 for trundles and bunks.
  • Trial: 30-day money-back guarantee; you pay return shipping unless the item is defective
  • Height: 5″
  • Sizes: Twin

Think about

  • 74″ long rather than 75″, and sold out when checked.
  • 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.

Every size it comes in

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 26, 2026. Prices change often, so check before you buy.

SizeInchesPrice
Twin38 × 74$169See it

How it compares

Beside the most similar mattresses from other brands.

5 Inch Twin Memory Foam Trundle MattressMilliard5" Gel Memory Foam MattressLinenspaMila MattressModwayThe Grand RoyaleAlaskan King Bed Company
TypeMemory foamMemory foamMemory foamFoam
Queen price$169$210$204$11,000
Height5″5″5″ or 6″ or 8″ or 10″ or 12″15″
TrialSee termsSee termsSee termsSee terms
Odd sizesNoneNone11
Expert reviewsNone yetNone yetNone yetNone yet

What’s inside

  1. 1Removable washable polyester cover
  2. 21″ memory foam
  3. 34″ support foam
Feel
Firm
Height
5″
Custom sizes
Not offered for this model

Returns and ordering

Trial and returns

30-day money-back guarantee; you pay return shipping unless the item is defective

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?

A low-profile 5″ mattress of 1″ memory foam over 4″ of foam (CertiPUR-US) in a removable, washable polyester cover, for trundles, bunk beds, daybeds and rollaway bed replacement. Also sold as a two-pack.

How firm is it?

Firm 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. Searches of Reddit and RV/van forums turned up no posts about this Milliard model. Retailer reviews (Amazon, Walmart) were not used.

Where did this information come from?
  1. product page: size, layers, cover, sold out
  2. Shopify product data: variants, prices, availability, spec table
  3. 30-day money-back guarantee, return shipping terms
  4. two-pack listing, 74 x 38 x 5, $309.99, sold out

Checked 2026-10-18. Specs and terms can change.

Similar mattresses

All mattresses
5 Inch Twin Memory Foam Trundle MattressTwin · 38 × 74 inSee price
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