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Images: Modway. Shown size and configuration may vary.

Modway

Kate Mattress

Name: Modway Kate Mattress
Brand: Modway

Best for: Basic spring bed for bunks

A thin-padded spring mattress in 6″ (Bonnell springs) or 8″ (wrapped coils), from Narrow Twin to King.

Good to know: Only 0.4″ of foam over the springs, and Narrow Twin comes only at 6″.

Type: Innerspring
Height: 6″ or 8″
Sizes: 5 ready-made

Your size

30 × 75 in · 6″ or 8″ tall

Where to get it

modway.comQueen $189.75 (sale, was $315) · checked Oct 17 See price

Returns: No sleep trial: Modway accepts returns requested within 30 days of receipt only for unused items in original packaging 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

Basic spring bed for bunks

Good

A thin-padded spring mattress in 6″ (Bonnell springs) or 8″ (wrapped coils), from Narrow Twin to King.
Trial: No sleep trial: Modway accepts returns requested within 30 days of receipt only for unused items in original packaging
Height: 6″ or 8″
Sizes: Narrow Twin, Twin, Full, Queen, King

Think about

Only 0.4″ of foam over the springs, and Narrow Twin comes only at 6″.
No owner reviews we could verify yet

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.

Not researched in this pass.

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 owner sources opened. Sample: 0 owner reports.

Owner feedback was not researched in this pass; only the seller's own pages were read.

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

Every size it comes in

RV bunk / narrow twin30 × 75 in6″ or 8″Full · 54-inch54 × 75 in6″ or 8″Queen60 × 80 in6″ or 8″King76 × 80 in6″ or 8″Twin39 × 75 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 26, 2026. Prices change often, so check before you buy.

Size	Inches	Price
Narrow Twin	30 × 75	From $112 sale	See it
Twin	39 × 75	From $117 sale	See it
Full	54 × 75	From $168 sale	See it
Queen	60 × 80	From $190 sale	See it
King	76 × 80	From $216 sale	See it

How it compares

Beside the most similar mattresses from other brands.

	Kate MattressModway	Wool MattressAvocado	Doctor's Choice Original Medium MattressDenver Mattress	Doctor's Choice Plush MattressDenver Mattress
Type	Innerspring	Innerspring	Innerspring	Innerspring
Queen price	$190	$2,499	$800	$700
Height	6″ or 8″	11.75″	12.5″	12.5″
Trial	See terms	See terms	365 nights	365 nights
Odd sizes	1	None	1	1
Expert reviews	None yet	1	None yet	1

What’s inside

1Padded polyester quilt top
20.4″ cushioning foam
3Felt liner
4Springs: Bonnell spring system (6″) or 7.2″ individually wrapped coils (8″)
5Felt liner
6Fire-resistant polyester barrier

Feel: Not published
Height: 6″ or 8″
Custom sizes: Not offered for this model

Complete the bed

Odd sizes need everything else in the same inches. Here’s what we have for this mattress’s odd sizes.

RV bunk / narrow twin · 30 × 75

Returns and ordering

Trial and returns

No sleep trial: Modway accepts returns requested within 30 days of receipt only for unused items in original packaging

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?

Budget spring bed: padded polyester quilt top and a 0.4″ cushioning foam layer over springs, with felt liners above and below the springs and a fire-resistant barrier. The 6″ uses a Bonnell spring unit; the 8″ uses 7.2″ individually wrapped coils.

How firm is it?

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

Which sizes and heights can I get?

5 sizes, 6″ or 8″. 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 feedback was not researched in this pass; only the seller's own pages were read.

Where did this information come from?

Checked 2026-10-17. Specs and terms can change.