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Basics Princess (Flippable)

Name: The Beloit Mattress Company Basics Princess (Flippable)
Brand: The Beloit Mattress Company

Best for: Budget flippable coil bed

9″ two-sided innerspring on a 460-coil open-coil unit, Twin to King.

Good to know: 5-year warranty; no returns or comfort exchanges.

Type: Innerspring
Height: 9″
Sizes: Made to order + custom

Made to your measurements · 9″

Where to get it

beloitmattress.comQueen $507 · checked Oct 18 Get a quote

Returns: No returns (all mattress sales final); 365-Night Comfort Assurance does not cover the Basics collection (guarantee page); all mattress sales final 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

Budget flippable coil bed

Good

9″ two-sided innerspring on a 460-coil open-coil unit, Twin to King.
Trial: No returns (all mattress sales final); 365-Night Comfort Assurance does not cover the Basics collection (guarantee page); all mattress sales final
Height: 9″
Sizes: Twin, Twin XL, Full, Queen, King

Think about

5-year warranty; no returns or comfort exchanges.
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.

No independent owner feedback naming this model was found.

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

None for this model Sample: 0 owner reports.

Searches of Reddit, RV and boat forums found no posts naming this model. Star ratings on beloitmattress.com are brand-hosted and not used. See brand-level owners note.

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

Every size it comes in

Made around your measurements. The maker confirms width, length, height and any cut corners before building it.

How it compares

Beside the most similar mattresses from other brands.

	Basics Princess (Flippable)The Beloit Mattress Company	Alpine MattressCustom Comfort Mattress	Marina MattressCustom Comfort Mattress	Doctor's Choice Original Firm MattressDenver Mattress
Type	Innerspring	Innerspring	Innerspring	Innerspring
Queen price	$507	$460	$625	$700
Height	9″	6.5″	9″	12.5″
Trial	365 nights	365 nights	365 nights	365 nights
Odd sizes	None	None	None	1
Expert reviews	None yet	None yet	None yet	1

What’s inside

1Knit Cover
20.6 oz. per sq. ft. Cotton-Rayon Blend
3¾ Inch of 1.2 lb. 28 ILD Foam
42.5 oz. per sq. ft. Natural Cotton
5? Inch of 1.8 lb. 28 ILD Foam
61.4 oz. Cotton-Blend Insulator Pad
71.4 oz. Cotton-Blend Center-Third Insulator Pad
8460-Coil ProACT Spring System

Feel: Medium
Height: 9″
Custom sizes: Yes, the maker builds to your measurements

Returns and ordering

Trial and returns

No returns (all mattress sales final); 365-Night Comfort Assurance does not cover the Basics collection (guarantee page); all mattress sales final

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?

Two-sided, flippable Basics innerspring: knit cover and cotton-rayon over ¾″ of 1.2 lb foam, natural cotton, a second foam layer and insulator pads on a 460-coil ProACT open-coil spring unit.

How firm is it?

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

Which sizes and heights can I get?

It’s made to your measurements. 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, RV and boat forums found no posts naming this model. Star ratings on beloitmattress.com are brand-hosted and not used. See brand-level owners note.

Where did this information come from?

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