Generic illustration · not a product photograph

MA 12" Hybrid RV Mattress

Name: Polar RV Mattress MA 12" Hybrid RV Mattress
Brand: Polar RV Mattress

Best for: Coil RV mattress, 70″ × 74″

A 12″ pocket-coil pillow-top RV mattress in a 70″ × 74″ RV king, a 48″ × 75″ three-quarter and a 66″ × 80″ Olympic queen.

Good to know: The page gives two warranty lengths (5 and 7 years), so confirm before buying.

Type: Hybrid
Height: 12″
Sizes: Made to order + custom

Your size

48 × 75 in · 12″ tall

Where to get it

polarbed.coOrder online · delivered to you Get a quote

Returns: 100-night satisfaction guarantee (site banner) 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

Coil RV mattress, 70″ × 74″

Good

A 12″ pocket-coil pillow-top RV mattress in a 70″ × 74″ RV king, a 48″ × 75″ three-quarter and a 66″ × 80″ Olympic queen.
Trial: 100-night satisfaction guarantee (site banner)
Height: 12″
Sizes: RV King - 70"w x 74", RV King - 70"w x 80", RV King - 72"w x 80", RV King - 72"w x 74", RV Twin - 28"w x 75", RV Twin - 30"w x 75", RV Twin - 30"w x 80", RV Twin - 32"w x 74", RV Twin - 34"w x 75", RV Twin - 39"w x 75", RV Twin XL - 39"w x 79", RV 3/4 - 48"w x 75", RV 3/4 - 48"w x 78", RV 3/4 - 48"w x 80", RV Full / Double - 54"w x 74", RV Full / Double - 54"w x 75", RV Full XL / Double XL - 54"w x 78", RV Full XL / Double XL -54"w x 80", RV Queen - 60"w x 72", RV Queen - 60"w x 73", RV Queen - 60"w x 74", RV Queen - 60"w x 78", RV Queen - 60"w x 80", Olympic Queen - 66" x 80"

Think about

The page gives two warranty lengths (5 and 7 years), so confirm before buying.
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 reviews naming this model were collected.

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 collected Sample: 0 owner reports.

Owner comments were not searched beyond the seller's site; any star ratings on the seller's site are brand-hosted and not used.

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

Every size it comes in

3/448 × 75 in12″Olympic queen66 × 80 in12″RV king72 × 80 in12″RV bunk / narrow twin30 × 75 in12″Short queen · 74-inch60 × 74 in12″RV king (70 × 80)70 × 80 in12″Short RV king (70 × 74)70 × 74 in12″RV bunk (28 × 75)28 × 75 in12″RV bunk (30 × 80)30 × 80 in12″RV bunk (32 × 74)32 × 74 in12″RV bunk (34 × 75)34 × 75 in12″Full XL · 54-inch54 × 80 in12″Full · 54-inch54 × 75 in12″Queen60 × 80 in12″RV King - 72"w x 74"72 × 74 inAs listed RV Twin - 39"w x 75"39 × 75 inAs listed RV Twin XL - 39"w x 79"39 × 79 inAs listed RV 3/4 - 48"w x 78"48 × 78 inAs listed RV 3/4 - 48"w x 80"48 × 80 inAs listed RV Full / Double - 54"w x 74"54 × 74 inAs listed RV Full XL / Double XL - 54"w x 78"54 × 78 inAs listed RV Queen - 60"w x 72"60 × 72 inAs listed RV Queen - 60"w x 73"60 × 73 inAs listed RV Queen - 60"w x 78"60 × 78 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.

How it compares

Beside the most similar mattresses from other brands.

	MA 12" Hybrid RV MattressPolar RV Mattress	CopperFlex RV HybridBrooklyn Bedding	Signature HybridRVMattress.com	The Dozy HybridCustomMattress.com
Type	Hybrid	Hybrid	Hybrid	Hybrid
Queen price	—	$799	—	$999
Height	12″	10″	13.25″ or 14″	9″ or 10″ or 11″ or 12″ or 13″
Trial	100 nights	365 nights	365 nights	See terms
Odd sizes	12	15	8	10
Expert reviews	None yet	None yet	3	None yet

What’s inside

1Pillow top quilted with Arctic Black Ice yarn
2Cool gel memory foam
3Pocket coil support with narrow edge coils

Feel: Medium
Height: 12″
Custom sizes: Yes, the maker builds to your measurements

Complete the bed

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

3/4 · 48 × 75

Olympic queen · 66 × 80

RV king · 72 × 80

RV bunk / narrow twin · 30 × 75

Short queen · 74-inch · 60 × 74

RV king (70 × 80) · 70 × 80

Short RV king (70 × 74) · 70 × 74

RV bunk (28 × 75) · 28 × 75

RV bunk (30 × 80) · 30 × 80

RV bunk (32 × 74) · 32 × 74

RV bunk (34 × 75) · 34 × 75

Full XL · 54-inch · 54 × 80

Returns and ordering

Trial and returns

100-night satisfaction guarantee (site banner)

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 12″ RV hybrid: pocket coils made in North America with narrow-diameter edge coils, topped with cool gel memory foam in a pillow top, under a cover with Arctic Black Ice yarn quilted in. Roll-packed.

How firm is it?

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

Which sizes and heights can I get?

24 sizes, 12″. 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 were not searched beyond the seller's site; any star ratings on the seller's site are brand-hosted and not used.

Where did this information come from?

Checked 2026-10-28. Specs and terms can change.