King Size Cooling Mattress Cover

Upgrade your sleep experience with a king size cooling mattress cover designed to help you enjoy a more comfortable night’s rest. Perfect for those who value both comfort and convenience, these covers fit seamlessly over your king mattress while offering an extra layer of softness and protection. Whether you're looking to refresh your bedding or add an extra touch of luxury, a king size cooling mattress cover is an effortless way to enhance your bedroom and keep your mattress feeling fresh.

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Tempur-Pedic TEMPUR-Protect Breeze Mattress Protector

802

Starting at

$309⁰⁰

Sleepy's 3" Gel Memory Foam Mattress Topper

396

Starting at

$189⁹⁹

$269⁹⁹

$80 OFF

Medium Comfort,

Temperature

Bedgear Dri-Tec Mattress Protector

150

Starting at

$189⁹⁹

Temperature
Allergies

Bedgear Ver-Tex Performance Mattress Protector

162

Starting at

$299⁹⁹

Temperature

Tempur-Pedic TEMPUR-Cloud Mattress Topper

668

Starting at

$214⁰⁰

Medium Comfort,

Temperature
Allergies

Sleepy's 4" Reversible Gel Memory Foam Topper

Starting at

$199⁹⁹

$299⁹⁹

$100 OFF

Medium Comfort,

Temperature
Allergies

Tempur-Pedic TEMPUR-AdaptMattress Topper

8510

Starting at

$409⁰⁰

Medium Comfort,

Temperature
Allergies

Purple RestorePlus Cool Touch 13" Hybrid Mattress

997

Starting at

$3900⁰⁰

$4699⁰⁰

$799 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

782

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.

Rest Evercool Bedding Bundle

Starting at

$289⁰⁰

Temperature
Allergies

Tulo Copper 10" Medium Hybrid Mattress

Starting at

$999⁹⁹

Medium Comfort, best for

Side, Back, Stomach Sleepers
Pain
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's Signature TOTAL DEFENSE Mattress Protector

5687

Starting at

$129⁹⁹

Temperature
Allergies

Save $100 when you bundle¹⁰.

Sleepy's Deluxe Cool Stretch Sheet Set

Starting at

$169⁹⁹

Temperature
Allergies

Save $150 when you bundle¹⁰.

Tempur-Pedic TEMPUR-Breeze Cooling Sheet Set

196

Starting at

$469⁰⁰

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1810

Starting at

$1999⁹⁹

Extra Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Pain
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Bedgear StretchWick Mattress Protector

155

Starting at

$129⁹⁹

Temperature
Allergies

King Size Cooling Mattress Cover

A king size cooling mattress cover can be a transformative addition to any bedroom, especially as the days grow warmer and nights call for a little extra comfort. These covers are designed with advanced materials that help regulate temperature, wick away moisture, and create a refreshingly cool sleep surface. Whether you share your bed with a partner, co-sleep with kids, or simply love the extra space to stretch out, a king size offers ample room for everyone to enjoy the benefits of cooler sleep. For those who tend to sleep hot, experience night sweats, or live in climates where summertime heat lingers well into the evening, a cooling mattress cover can make a noticeable difference in nightly comfort. Even during the transition into the cooler months, these covers continue to provide a balanced sleep environment by helping dissipate excess heat, so you’re less likely to wake up feeling clammy or overheated.

Choosing the right king size cooling mattress cover is about more than just temperature control; it’s about enhancing your overall sleep experience. Many covers feature innovative fabrics and technologies, such as breathable cotton blends, phase-change materials, or specialized fibers that adapt to your body’s needs. These features can help reduce tossing and turning, allowing you to settle in and enjoy deeper, uninterrupted rest. If you’re shopping for a thoughtful gift, a cooling mattress cover is a practical and luxurious option for newlyweds, housewarming celebrations, or anyone setting up a new home. It’s also a considerate gesture for college students moving into larger apartments, parents seeking better sleep, or friends who appreciate upgrades that make a meaningful impact on daily life. For those with allergies, many cooling covers include hypoallergenic properties and easy-care designs, making it simple to keep your sleep environment fresh and clean throughout the season.

As you explore the possibilities, consider how a king size cooling mattress cover can complement other sleep essentials, such as cooling pillows or breathable sheets, to create a personalized sleep oasis. If you’re interested in exploring a mattress that combines the support of hybrid construction with the benefits of a cooling cover, take a look at our King Size Hybrid Mattresses With Cooling Cover page for more inspiration. Whether you’re refreshing your own bedroom or searching for the perfect gift, a cooling mattress cover is a simple yet impactful way to help ensure restful nights and energized mornings, all season long.