King Size Mattress Pads

Upgrade your sleep experience with our collection of luxurious king size mattress pads. Designed to provide an extra layer of comfort and support, these mattress pads are the perfect addition to your bed. Whether you're looking to enhance the softness of your mattress or add a protective barrier, our range of king size mattress pads offers something for everyone. Explore our selection and discover the key to a restful night's sleep.

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Sleepy's Deluxe Comfort Cool Mattress Protector

2528

Starting at

$170⁹⁹

Temperature
Allergies

Save $150 when you bundle¹⁰. Use Code: DELUXE

Allerease Ultimate Mattress Protector

317

Starting at

$50⁹⁹

Temperature
Allergies

Sleepy's 3" Gel Memory Foam Mattress Topper

306

Starting at

$190⁹⁹

$270⁹⁹

$80 OFF

Medium Comfort,

Temperature

Sleepy's Signature Total Defense Mattress Protector

3608

Starting at

$130⁹⁹

Temperature
Allergies

Save $100 when you bundle¹⁰. Use Code: SIGNATURE

Sleepy's Basics Waterproof Mattress Protector

1490

Starting at

$70⁹⁹

Temperature
Allergies

Save $50 when you bundle¹⁰. Use Code: BASIC

Tempur-Pedic TEMPUR-Protect Breeze Mattress Protector

685

Starting at

$309⁰⁰

Bedgear Dri-Tec Mattress Protector

112

Starting at

$180⁹⁹

Allergies
Temperature

Bedgear StretchWick Mattress Protector

Starting at

$120⁹⁹

Allergies
Temperature

Tempur-Pedic TEMPUR-Cloud Mattress Topper

300

Starting at

$229⁰⁰

$249⁰⁰

$20 OFF

Medium Comfort,

Temperature
Allergies

Tulo Gel Memory Foam Zoned Support Mattress Topper

102

Starting at

$61⁹⁹

$90⁹⁹

$29 OFF

Medium Comfort,

Temperature

Sleepy's 4" Reversible Gel Memory Foam Topper

Starting at

$300⁹⁹

Medium Comfort,

Temperature
Allergies

Tempur-Pedic TEMPUR-Adapt + Cooling Mattress Topper

3407

Starting at

$399⁰⁰

$499⁰⁰

$100 OFF

Medium Comfort,

Temperature
Allergies

Tempur-Pedic TEMPUR-AdaptMattress Topper

6920

Starting at

$349⁰⁰

$399⁰⁰

$50 OFF

Medium Comfort,

Temperature
Allergies

King Size Mattress Pads

A king size mattress pad is more than just a simple bedding accessory—it’s an essential layer that can transform your sleep experience, especially as the seasons change and comfort needs shift. As September brings cooler nights and the anticipation of fall, many people look to add a king mattress pad to their bedroom setup for extra warmth, softness, or protection. Whether you’re outfitting a master bedroom, preparing a guest room for visiting family, or searching for a thoughtful housewarming gift, a mattress pad king can be a practical and appreciated addition. These pads come in a wide range of materials and designs to suit various preferences, from plush quilted options that cradle the body to advanced cooling toppers that help regulate temperature for hot sleepers. With deep pockets and secure fits, today’s king size mattress pads are designed to stay in place—even on thicker mattresses—so you can stretch out and relax without worrying about bunching or slipping.

When selecting a king size mattress pad, it’s important to think about your personal comfort needs and lifestyle. For those who want to add a touch of luxury and softness, a quilted or down alternative pad can provide that inviting, cloud-like feel that makes slipping into bed at the end of a long day especially rewarding. If you or your loved ones struggle with night sweats or tend to sleep warm, look for pads crafted from breathable fabrics like bamboo or those infused with cooling gel technology; these are designed to wick away heat and moisture, making them a lifesaver during unpredictable early autumn nights. Families with young children or pets often appreciate waterproof or hypoallergenic options, which offer an extra layer of defense against spills, accidents, and allergens—helping to protect your mattress investment for years to come. For those managing back pain or seeking targeted support, a memory foam mattress firm topper king can deliver pressure relief and contouring comfort, adapting to your unique shape and sleep style. And if you’re wondering, does Mattress Firm sell mattress toppers? The answer is yes, with a variety of choices to help you personalize your sleep surface.

Ease of care is another key consideration, especially for busy households. Many king size mattress pads are machine washable, making it simple to keep your bed fresh and clean without hassle. During the transition from summer to fall, a quick wash and change of your mattress pad can refresh your sleep environment and set the tone for cozy, restful nights ahead. Gifting a high-quality king mattress pad is a thoughtful gesture for newlyweds, college students settling into a new apartment, or anyone looking to upgrade their sleep sanctuary. And for comprehensive protection against spills and stains, consider pairing your pad with a dedicated protector—explore our full selection of King Size Mattress Protectors to find the perfect complement. Whether you’re seeking added softness, reliable protection, or enhanced support, choosing the right mattress pad king can make all the difference in creating a restful retreat tailored to your needs.