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Twin Size Mattresses

Twin size mattresses are the smallest, and coziest, mattress size on the market, but we still manage to pack a lot of high-quality comfort and support into this 38” x 75” sleep space. Twin size mattresses tend to be more affordable due to their smaller size, but they can be a practical option for most sleep needs.

Essential Product Image
Essential
9” multilayer foam construction built with our CoolRest® Gel memory foam for any sleeper who wants simple, long-lasting support.
Twin $529
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Original Product Image
Original
11” multilayer foam construction designed with CoolRest® Gel memory foam to bring you cool, comfortable memory foam support.
Twin $561.75 $749
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Azul® Product Image
Azul®
11” medium-soft multilayer foam construction with an UltraCool® soft knit cover and our most advanced cooling system to keep you sleeping comfortably.
Twin $674.25 $899
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Original Hybrid Product Image
Original Hybrid
11" of our classic CoolRest® Gel memory foam construction, enhanced with spring support for added lift.
Twin $711.75 $949
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Tranquillium® Product Image
Tranquillium®
12” and three layers of memory foam support infused with CoolRest® technology for those seeking maximum support and comfort.
Twin $749.25 $999
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BedInABox® Dual Hybrid® Product Image
BedInABox® Dual Hybrid®
13” of premium foam and spring support with the highest coil count in the industry. Advanced pressure relief exactly where you need it.
Twin $899.25 $1,199
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How big is a twin size mattress?

Not to be mistaken for twin XL mattresses, standard twin size mattresses are 38 inches wide by 75 inches long. Twin XL mattresses measure 5 inches longer at 80 inches in length.

Mattress Size Chart

Who Should Sleep On A Twin Size Bed?

Kids & Teens Kids & Teens

Ideal for individuals who do not require much sleeping space, twin beds are just the right size for growing children, teens & bunk beds.

Small Bedrooms Small Bedrooms

As the smallest mattress size, twin mattresses are perfect for smaller rooms or rooms with odd configurations.

Low Budget Upgrades Low Budget Upgrades

Twin mattresses are one of the most affordable sizes on the market, making them practical for high-quality, lower-budget bedroom upgrades.

120-night free trial

Try your twin size mattress in a box risk-free for 120 nights. If you don't love your new BedInABox® after sleeping on it for 60 nights, let us know and we will get the return process started. Details can be found in our Return Policy.

120-night free trial
safe, supportive memory foam

safe,supportive memory foam

All of the memory foam we develop for our twin memory foam mattresses is CertiPUR-US® certified. This means that the foam has been tested by accredited labs and has been certified as safe to sleep on. We use multiple layers of our house-made memory foam to provide the perfect balance of support and pressure relief, for all sleepers.

Which Twin Size BedInABox® is right for you?

Essential Product Image
Essential

Our 9” Essential mattress is a simpler take on our Original Mattress, utilizing the same dual layer memory foam technology in a slightly thinner, medium-firm mattress profile.

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Original Product Image
Original

The Original mattress is our classic 11” dual-layer memory foam mattress. The two layers combine plush, temperature regulating comfort and medium-firm support to provide the perfect level of contouring alignment.

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Azul® Product Image
Azul®

The Azul® mattress features 11” of cooling comfort. The dual layer medium-soft mattress tops multiple layers of phase change material with an UltraCool® soft knit cover to offer our most advanced cooling system.

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Original Hybrid Product Image
Original Hybrid

11" of our classic CoolRest® Gel memory foam construction, enhanced with spring support for added lift.

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Tranquillium® Product Image
Tranquillium®

The Tranquillium® mattress is built with 12” and three layers of firm memory foam to maximize support without sacrificing comfort.

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BedInABox® Dual Hybrid® Product Image
BedInABox® Dual Hybrid®

The Dual Hybrid® mattress is 13” of premium comfort, combining the support of memory foam and springs. The BedInABox® hybrid mattress features the highest coil count in the industry to provide ultimate lift, support and pressure relief exactly where you need it.

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Frequently Asked Questions

What is the standard size of a twin XL mattress?

What is the difference between a twin and a twin XL?

Twin and twin XL mattresses are comparable in size, with the twin XL size measuring just 5 inches longer. The twin XL comes in at 38 x 80 inches, giving you those 5 additional inches of length. Both size are still great options for children, single individuals and smaller sleeping spaces.

Can an adult sleep on a twin XL bed?

Yes, an adult can comfortably sleep on a twin XL bed. As a matter of fact, a twin XL mattress is the most common mattress size found in college dorm rooms. The length of a twin XL bed can accommodate individuals up to 6’6” in height! However, if you are someone who requires substantial length and width of your sleep, a full size or queen size mattress may be your next best option.

How many BedInABox® mattresses come in the Twin XL size?

All six BedInABox® mattresses are available in the twin XL size.

Can any room fit a twin XL mattress?

The compact size of a twin XL mattress makes it a very practical bed size for most room configurations. It is recommended that your room have around 120 square feet of living space, or measure 10 feet by 12 feet, to comfortably fit a twin XL bed along with other bedroom furniture.