Breathable King Size Memory Foam Mattresses

Breathable king size memory foam mattresses offer an ideal blend of comfort and spacious support, making them a popular choice for those seeking restful, refreshing sleep. Designed to fit larger bedrooms and accommodate couples or anyone who loves extra room to stretch out, these mattresses combine innovative materials with thoughtful construction. Explore options that help create a cool, inviting sleep environment while providing the gentle contouring feel memory foam is known for. With breathable king size memory foam mattresses, you can enjoy a soothing night’s rest tailored to your unique needs.

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Sleepy's By Sealy Memory Foam Medium Mattress

3381

Starting at

$1330⁹⁹

Medium Comfort, best for

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

Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

1407

Starting at

$1300⁹⁹

$2000⁹⁹

$700 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Hybrid Medium 13" Mattress

1756

Starting at

$1475⁰⁰

$2950⁹⁹

$1475 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

3251

Starting at

$660⁹⁹

$1700⁹⁹

$1040 OFF

Extra Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 11.25" Firm Mattress

2210

Starting at

$565⁹⁹

$1300⁹⁹

$735 OFF

Firm Comfort, best for

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

Stearns & Foster Estate 14.5" Firm Mattress

1731

Starting at

$2799⁰⁰

$2999⁰⁰

$200 OFF

Firm Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase.

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1773

Starting at

$805⁹⁹

$2000⁹⁹

$1195 OFF

Extra Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 11.75" Medium Firm Mattress

1721

Starting at

$750⁹⁹

$1000⁹⁹

$250 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

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

953

Starting at

$4199⁰⁰

$4599⁰⁰

$400 OFF

Medium Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase.

Serta Perfect Sleeper Nurture Night 12" Firm Mattress

1136

Starting at

$800⁹⁹

$999⁰⁰

$199 OFF

Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Nurture Night 14.5" Pillow Top Mattress

1094

Starting at

$917⁹⁹

$1249⁰⁰

$332 OFF

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Nectar Classic 12" Firm Memory Foam Mattress

217

Starting at

$899⁰⁰

$1399⁰⁰

$500 OFF

Firm Comfort, best for

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

Serta Perfect Sleeper Nurture Night 13.5" Medium Mattress

977

Starting at

$879²⁰

$1099⁰⁰

$220 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Oasis Sleep 14.5" Pillow Top Mattress

970

Starting at

$1078⁹⁹

$1399⁰⁰

$321 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Oasis Sleep 12" Extra Firm Mattress

868

Starting at

$1050⁹⁹

$1399⁰⁰

$349 OFF

Extra Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Nurture Night 13.5" Plush Mattress

876

Starting at

$879²⁰

$1099⁰⁰

$220 OFF

Plush Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Breathable king size memory foam mattresses are engineered to deliver both spacious comfort and optimal airflow for a cool, restorative night’s sleep. Traditional memory foam has been known for retaining heat, but today’s advanced models incorporate innovative breathable materials and open-cell structures that promote continuous air circulation. Many breathable king size memory foam mattresses feature infused cooling gels, ventilated foam layers, and moisture-wicking covers—specifically designed to help regulate body temperature throughout the night. These enhancements make them an excellent choice for those who want the contouring support of memory foam without sacrificing the cool comfort needed for undisturbed slumber.

Choosing a breathable king size memory foam mattress means you get the best of both worlds: ample sleeping space and high-performance temperature regulation. This type of mattress is perfect for couples or anyone who moves during the night, offering generous dimensions without any compromise on breathability. Mattress Firm offers an array of options with hypoallergenic and antimicrobial properties as well, ideal for creating a fresh, healthy sleep environment in larger bedrooms. Upgrading to a breathable king size memory foam mattress not only enhances your comfort but also supports better sleep hygiene—so you wake up refreshed and ready to start your day.

What makes a memory foam mattress breathable? + -

A breathable memory foam mattress is designed with advanced open-cell structures, cooling gel infusions, or ventilated layers that allow for better airflow. This helps dissipate heat and moisture, keeping the sleeping surface cooler and more comfortable throughout the night.

How does breathability affect comfort in a memory foam mattress? + -

Breathability enhances comfort by reducing heat retention and promoting air circulation. This helps prevent overheating and sweating, allowing for a more restful and uninterrupted sleep experience.

Are breathable memory foam mattresses suitable for all climates? + -

Yes, breathable memory foam mattresses are suitable for various climates. Their enhanced airflow features help regulate temperature, making them comfortable in both warm and cool environments.

Do breathable memory foam mattresses still provide good support? + -

Absolutely. Breathable memory foam mattresses maintain the contouring and pressure-relieving benefits of traditional memory foam while adding features that improve airflow without compromising support.

What materials are commonly used to enhance breathability in memory foam mattresses? + -

Materials such as gel-infused foams, copper-infused foams, bamboo charcoal, and ventilated or convoluted foam layers are commonly used to increase breathability in memory foam mattresses.