Coolest Bed in a Box

Find the Coolest Bed in a Box for your sleep space and explore mattress-in-a-box options designed to fit a variety of comfort preferences, bedroom styles and budgets. Compare available choices from Mattress Firm to find the right match for your routine and create a sleep setup that helps you live well.

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Sleepy's By Sealy Memory Foam Medium Mattress

3503

Starting at

$589⁹⁹

$889⁹⁹

$300 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Toss and Turn
Temperature

Sleepy's By Sealy Memory Foam Plush Mattress

2794

Starting at

$529⁹⁹

$829⁹⁹

$300 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Toss and Turn
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tempur-Pedic TEMPUR-Adapt 11" Medium Previous Generation Mattress

3645

Starting at

$1539⁷⁷

$2199⁰⁰

$659 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Temperature
Allergies
Bed Partner
Toss and Turn

Beautyrest PressureSmart 2.0 Hybrid Medium 13" Mattress

1758

Starting at

$875⁰⁰

$1749⁹⁹

$875 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1868

Starting at

$549⁹⁹

$1179⁹⁹

$630 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 11.75" Medium Firm Mattress

1749

Starting at

$659⁹⁹

$899⁹⁹

$240 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Allergies
Bed Partner
Temperature
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Purple Original Mattress

59751

Starting at

$1760⁰⁰

$2199⁰⁰

$439 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Temperature
Pain
Bed Partner
Toss and Turn
Allergies

Sleepy's By Sealy Slumber Cushion Firm Mattress

303

Starting at

$499⁹⁹

$1669⁹⁹

$1170 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Bed Partner
Toss and Turn
Pain
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Lux Estate Elite 16" Medium Euro Pillow Top Mattress

984

Starting at

$3499⁰⁰

$4099⁰⁰

$600 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Receive $300 Instant Gift⁴ with purchase.

Nectar Luxe 14" Medium Memory Foam Mattress

238

Starting at

$1649⁰⁰

$2249⁰⁰

$600 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Serta Perfect Sleeper Oasis Sleep 14.5" Pillow Top Mattress

1013

Starting at

$1139⁰⁰

$1399⁰⁰

$260 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tempur-Pedic TEMPUR-Adapt 2.0 11" Medium Mattress

3669

Starting at

$1949⁰⁰

$2149⁰⁰

$200 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Temperature
Allergies
Bed Partner
Toss and Turn

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Purple RestorePlus 13" Soft Hybrid Mattress

3534

Starting at

$2540⁰⁰

$3099⁰⁰

$559 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Tempur-Pedic TEMPUR-Adapt 2.0 11" Medium Hybrid Mattress

2954

Starting at

$1899⁰⁰

$2099⁰⁰

$200 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Temperature
Allergies
Bed Partner
Toss and Turn

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Purple Plus Mattress

2008

Starting at

$2080⁰⁰

$2599⁰⁰

$519 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

Purple Restore 11.5" Soft Hybrid Mattress

1666

Starting at

$2700⁰⁰

$3399⁰⁰

$699 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies
Bed Partner
Toss and Turn
Temperature

Stearns & Foster Studio 14" Medium Mattress

1386

Starting at

$1499⁰⁰

$1799⁰⁰

$300 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Serta Perfect Sleeper Oasis Sleep 14.5" Firm Pillow Top Mattress

1186

Starting at

$789⁰⁰

$949⁰⁰

$160 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Purple RestorePlus Cool Touch 13" Hybrid Mattress

1005

Starting at

$3160⁰⁰

$3799⁰⁰

$639 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Allergies
Bed Partner
Toss and Turn

$300 ^◇ adjustable base instant gift with purchase.

Purple RestorePremier Cool Touch 13" Hybrid Mattress

856

Starting at

$3510⁰⁰

$4099⁰⁰

$589 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Allergies
Bed Partner
Toss and Turn

$300 ^◇ adjustable base instant gift with purchase.

Purple Restore Cool Touch 11.5" Hybrid Mattress

790

Starting at

$3000⁰⁰

$3699⁰⁰

$699 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

$300 ^◇ adjustable base instant gift with purchase.

Beautyrest Black Series Three 16.25" Medium Pillow Top Mattress

471

Starting at

$3799⁰⁰

$4399⁰⁰

$600 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

$300 ⁶ adjustable base instant gift with purchase.

Tempur-Pedic TEMPUR-ProAdapt 12" Firm Previous Generation Mattress

6701

Starting at

$2379⁷⁷

$3399⁰⁰

$1019 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Pain
Temperature
Toss and Turn
Allergies

Tempur-Pedic TEMPUR-ProAdapt 12" Medium Previous Generation Mattress

6560

Starting at

$2379⁷⁷

$3399⁰⁰

$1019 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Temperature
Pain
Allergies
Bed Partner
Toss and Turn

Beautyrest BR800 Greenwood 10.5" Firm Mattress

3405

Starting at

$999⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Bed Partner
Toss and Turn
Temperature
Pain

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Memory Foam Firm Mattress

3233

Starting at

$329⁹⁹

$629⁹⁹

$300 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Toss and Turn

Finding the coolest mattress in a box starts with choosing materials designed to manage heat and promote airflow throughout the night. Look for a breathable mattress-in-a-box with a cooling cover, ventilated comfort layers and an innerspring or hybrid support system that allows air to circulate more freely than dense foam alone. Gel-infused foam, phase-change materials and moisture-wicking fabrics can help draw heat away from the body, while responsive coils provide added ventilation and support. These features make a cooling mattress in a box a smart choice for hot sleepers, couples with different temperature preferences and anyone searching for a more comfortable sleep surface. Comfort and cooling work best together, so consider your preferred sleeping position, firmness level and overall support needs before selecting a mattress. Side sleepers may benefit from pressure-relieving foam around the shoulders and hips, while back and stomach sleepers often prefer a supportive medium-firm or firm mattress that helps maintain healthy spinal alignment. A breathable mattress protector, lightweight sheets and a cooling pillow can also complement your mattress and create a more refreshing sleep environment. With convenient delivery, an easy setup process and a range of cooling technologies, the best mattress in a box can help you sleep comfortably through warm nights while supporting better zzz's year-round.

What features are common in the coolest mattress-in-a-box options? + -

Cooling mattresses-in-a-box often feature breathable covers, ventilated foam, gel-infused foam or other temperature-conscious materials designed to promote airflow and manage heat.

Which mattress materials are commonly used in cooling mattress-in-a-box designs? + -

Common materials include gel-infused memory foam, open-cell foam, latex and individually wrapped coils. Some designs combine several materials to balance airflow, comfort and support.

How do cooling mattress-in-a-box designs differ from traditional memory foam mattresses? + -

Cooling mattress-in-a-box designs may use more breathable covers, airflow-focused foam structures or coil systems instead of relying solely on dense memory foam.

What type of cover is common on a cooling mattress-in-a-box? + -

Many cooling mattresses-in-a-box use lightweight, breathable covers made with moisture-managing or temperature-conscious fabrics. Cover construction varies by mattress.

How should a cooling mattress-in-a-box be cared for? + -

Follow the manufacturer's care instructions, use a compatible mattress protector and keep the sleep surface free of excess bedding that could restrict airflow.