Is a 6-inch mattress thick enough for an adult?

It can work for lighter adults and back or stomach sleepers. Heavier adults and side sleepers usually want more depth and cushioning than 6 inches of foam gives.

How firm is medium firm?

It is on the firmer side of medium: supportive with only slight sink-in. Sleepers who like a soft, plush feel will likely find it hard.

Does it work on a bunk bed?

Yes. The 6-inch profile keeps the mattress low inside bunk rails, which is the main reason to choose it over a thicker foam bed.

How long does it take to expand after unboxing?

Foam mattresses in a box typically take a day or two to reach full height, and cold rooms slow it down. Let it sit flat until it looks even.

Does memory foam sleep hot?

Memory foam tends to trap heat more than latex or spring mattresses. A breathable protector and a cooler room help.

The mattress itself, rolled and compressed. A foundation or frame is not included.

Rebrilliant Twin Memory Foam Mattress in a Box 6" Medium Firm

Best price now

$209.99at WayfairChecked Nov 3

Prices are checked against each store and labelled with when.

Visit Wayfair

Rebrilliant Twin Memory Foam Mattress in a Box 6" Medium Firm

Best price now

$209.99at WayfairChecked Nov 3

Prices are checked against each store and labelled with when.

Visit Wayfair

Ask our agent about this product

It checks today's price at every store, compares the alternatives and answers in about a minute.

Price facts

Last seen at $209.99 at Wayfair on Nov 3.

Our take on the Rebrilliant Twin Memory Foam Mattress in a Box 6" Medium Firm

The Rebilliant Twin Memory Foam Mattress is a 6-inch medium-firm all-foam bed shipped compressed in a box. The memory foam layer is meant to relieve pressure at the shoulders and hips while a firmer base keeps the spine supported. At 6 inches it is thinner than most standard 8- to 10-inch foam mattresses, so it suits bunks, guest rooms and lighter sleepers more than heavy adults wanting deep cushioning.

Best forBunk beds and trundlesGuest rooms and spare bedsKids' and teens' roomsShoppers wanting a firm-ish foam feel

Pros

Medium-firm foam gives support without a deep sink
Memory foam layer eases pressure on shoulders and hips
Ships compressed in a box for easy carrying upstairs
6-inch profile fits bunks and low frames
All-foam build has no springs to squeak

Cons

Thin 6-inch build offers less cushioning than thicker foam beds
Firm feel may be too hard for side sleepers who want plushness
Memory foam can sleep warm
Needs time to expand after unboxing
Twin only, so no larger sizes for couples

Rebrilliant Twin Memory Foam Mattress in a Box 6" Medium Firm prices at every store

WayfairNew
Availability unknown
$209.99Checked Nov 3
Visit Wayfair

Rebrilliant Twin Memory Foam Mattress in a Box 6" Medium Firm price history

Lowest price we've seen: $209.99 on Nov 4 at Wayfair. Tracked across 1 store since Nov 4.

From Wayfair

6" medium firm memory foam mattress
Memory foam for pressure relief support
Sold as a mattress in a box
Twin size
Suited to bunk beds, bedrooms and guest rooms

Sizes: Twin

About the Rebrilliant Twin Memory Foam Mattress in a Box 6" Medium Firm

This is a 6-inch twin mattress made of memory foam. It has a medium firm feel, and the foam gives pressure relief and support.

The mattress comes in a box. It suits bunk beds, bedrooms and guest rooms.

Size: Twin
Thickness: 6 inches
Firmness: Medium firm
Material: Memory foam
Packaging: Mattress in a box
Brand: Rebrilliant
Suited for: Bunk beds, bedrooms, guest rooms

Specifications

Size: Twin

Questions and answers

Is a 6-inch mattress thick enough for an adult?: It can work for lighter adults and back or stomach sleepers. Heavier adults and side sleepers usually want more depth and cushioning than 6 inches of foam gives.
How firm is medium firm?: It is on the firmer side of medium: supportive with only slight sink-in. Sleepers who like a soft, plush feel will likely find it hard.
Does it work on a bunk bed?: Yes. The 6-inch profile keeps the mattress low inside bunk rails, which is the main reason to choose it over a thicker foam bed.
How long does it take to expand after unboxing?: Foam mattresses in a box typically take a day or two to reach full height, and cold rooms slow it down. Let it sit flat until it looks even.
Does memory foam sleep hot?: Memory foam tends to trap heat more than latex or spring mattresses. A breathable protector and a cooler room help.
What is in the box?: The mattress itself, rolled and compressed. A foundation or frame is not included.
Where is the Rebrilliant Twin Memory Foam Mattress in a Box 6" Medium Firm cheapest?: At Wayfair, for $209.99, as of our latest check.