Rest Right Mattress

8″ Kingship Comfort Flippable Elite 1 Mattress

Best for: Flip for two feels

A 8″ two-sided foam bed (soft/medium or medium/firm) in RV King, RV Short Queen, narrow twin and three-quarter sizes.

Good to know: No returns once shipped; check whether 'Custom' needs a phone order.

Type
Foam
Height
8″
Sizes
Made to order + custom
Certified
CertiPUR-US

48 × 75 in · 8″ tall

Where to get it

  • restrightmattress.comQueen $715 (sale, was $1,015) · checked Oct 18 Get a quote
  • Split kingSplit California King (Includes Both Sides) See the list

Returns: None. 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

  • Flip for two feels

Good

  • A 8″ two-sided foam bed (soft/medium or medium/firm) in RV King, RV Short Queen, narrow twin and three-quarter sizes.
  • 2 firmness choices: Flippable: soft side + medium side, or medium side + firm side
  • Trial: None. All mattress sales final; no returns or cancellation once shipped
  • Height: 8″

Think about

  • No returns once shipped; check whether 'Custom' needs a phone order.
  • 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.

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 24, 2026. Prices change often, so check before you buy.

SizeInchesPrice
Narrow Twin (28" x 72")28 × 72$480 saleSee it
Narrow Twin (29" x 72")29 × 72$480 saleSee it
Narrow Twin (30" x 72")30 × 72$480 saleSee it
Narrow Twin (30" x 75")30 × 75$480 saleSee it
Split Queen (2-30" x 80")30 × 80$870 saleSee it
Narrow Twin (34" x 80")34 × 80$545 saleSee it
RV Twin (36" x 80")36 × 80$550 saleSee it
Split California King (Includes Both Sides)36 × 84$1,260 saleSee it
Three Quarter (48" x 70")48 × 70$745 saleSee it
Three Quarter (48" x 72")48 × 72$695 saleSee it
(Three Quarter 48" x 75")48 × 75$695 saleSee it
Three Quarter (54" x 72")54 × 72$755 saleSee it
Full54 × 75$755 saleSee it
Full XL (54" x 80")54 × 80$765 saleSee it
RV Short Queen (60" x 75")60 × 75$715 saleSee it
Queen60 × 80$715 saleSee it
RV King (72" x 75")72 × 75$800 saleSee it
RV King (70" x 80")70 × 80$800 saleSee it
RV King (72" x 80")72 × 80$800 saleSee it

Video reviews

8″ Kingship Comfort Flippable Elite 1 Mattress · Brand walkthrough

Kingship Comfort Flippable Elite 1 Mattress-Review

Rest Right Mattress · YouTube ↗

8″ Kingship Comfort Flippable Elite 1 Mattress · Brand walkthrough

8 inch kingship comfort flippable elite 1 mattress

Rest Right Mattress · YouTube ↗

How it compares

Beside the most similar mattresses from other brands.

8″ Kingship Comfort Flippable Elite 1 MattressRest Right MattressElation (6″ Gel Memory Foam)Mattress InsiderCopperFlex EssentialBrooklyn BeddingThe DozyCustomMattress.com
TypeFoamMemory foamMemory foamMemory foam
Queen price$715$459$799$599
Height8″6″6″ or 8″ or 10″ or 12″ or 14″5″ or 6″ or 7″ or 8″ or 9″ or 10″ or 11″ or 12″
TrialSee terms365 nights365 nightsSee terms
Odd sizes8181610
Expert reviewsNone yetNone yetNone yetNone yet

What’s inside

  1. 1Soft/medium build: 1.5″ quilted tac & jump cover, 2″ graphene cooling foam, 2″ Comfort Support Foam, 1″ graphene cooling foam, 1.5″ quilted tac & jump cover
  2. 2Medium/firm build: 1.5″ quilted tac & jump cover, 1″ graphene cooling foam, 4.5″ Comfort Support Foam, 1″ quilted cube cover
Feel
Flippable: soft side + medium side, or medium side + firm side
Height
8″
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.

Returns and ordering

Trial and returns

None. All mattress sales final; no returns or cancellation once shipped

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 8″ foam mattress: choose a soft/medium or a medium/firm pairing and flip it to change feel. Graphene cooling foam and Comfort Support Foam, CertiPUR-US, made in the USA. Sold in many RV, three-quarter and narrow sizes, plus a 'Custom' size option.

How firm is it?

Flippable: soft side + medium side, or medium side + firm side That’s the maker’s description; we haven’t measured it.

Which sizes and heights can I get?

16 sizes, 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. Searched Reddit, Trustpilot (no page for restrightmattress.com) and GoodBed; nothing on Rest Right or Kingship Comfort. Reviews on restrightmattress.com product pages are brand-hosted.

Where did this information come from?
  1. description, layer specs, warranty, size options
  2. store data: size variations and prices

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

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8″ Kingship Comfort Flippable Elite 1 Mattress3/4 · 48 × 75 inGet a quote
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