King Size Bedding

Upgrade your sleep sanctuary with our luxurious selection of king size bedding. From cozy comforters to silky smooth sheets, we offer a wide range of options to suit your style and preferences. Elevate your bedroom decor and enhance your sleeping experience with our high-quality bedding essentials designed for king size beds. Dive into a world of comfort and relaxation with our carefully curated collection that combines style, functionality, and comfort for a restful night's sleep.

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Sleepy's Signature Total Defense Mattress Protector

3147

Starting at

$130⁹⁹

Temperature
Allergies

Save $100 when you bundle¹⁴. Use Code: SIGNATURE

Sleepy's Deluxe Comfort Cool Mattress Protector

2145

Starting at

$170⁹⁹

Temperature
Allergies

Save $150 when you bundle¹⁴. Use Code: DELUXE

Sleepy's Basics Waterproof Mattress Protector

1259

Starting at

$70⁹⁹

Temperature
Allergies

Save $50 when you bundle¹⁴. Use Code: BASIC

Sleepy's By Sealy Medium Euro Top Mattress

3341

Starting at

$800⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Serta Perfect Sleeper Charlotte 2.0 Medium Euro Top Mattress

2355

Starting at

$1500⁹⁹

Medium Comfort, best for

Back;Side;Stomach Sleepers
Pain
Toss and Turn
Pain

Beautyrest Greenwood 10.5" Firm Mattress

3186

Starting at

$1300⁹⁹

Firm Comfort, best for

Back;Stomach Sleepers
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ up to $499 value with code ELEVATE (must add base to cart)

Serta iSeries 2.0 Hybrid 3000 13.5" Medium Mattress

722

Starting at

$2900⁹⁹

$3500⁹⁹

$600 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Temperature
Bed Partner
Pain

Save up to 749 on a premium adjustable base with mattress purchase. Use code ELEVATE (must add base to cart)

Sleepy's Signature Silky Smooth Sheet Set

507

Starting at

$130⁹⁹

Allergies

Save $100 when you bundle¹⁴. Use Code: SIGNATURE

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1526

Starting at

$800⁹⁹

$1500⁹⁹

$700 OFF

Medium Comfort, best for

Back;Side;Stomach Sleepers
Toss and Turn
Pain
Bed Partner

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1455

Starting at

$855⁹⁹

$2000⁹⁹

$1145 OFF

Extra Firm Comfort, best for

Back;Stomach Sleepers
Bed Partner
Pain
Temperature

FREE ADJUSTABLE BASE ³ up to 499 value with code ELEVATE (must add base to cart)

King Size Bedding

Transforming your bedroom into a sanctuary of comfort starts with the right king size bedding. The generous dimensions of a king bed size create a canvas for layering textures, colors, and materials that reflect your personal style while maximizing comfort. Whether you’re outfitting a master suite, upgrading a guest room, or searching for a thoughtful wedding or housewarming gift, king size bedding offers both luxury and practicality. During the warm days and balmy nights of July, breathable and moisture-wicking fabrics become essential for restful sleep. Lightweight cotton or bamboo blends can keep you cool, while plush comforters and quilts add a touch of coziness for those who prefer a layered look year-round. For couples, the extra surface area of a king mattress means fewer nighttime disturbances and more space to stretch out. Families often find king size beds perfect for lazy weekend mornings when kids or pets climb in for cuddles, making durable and easy-to-clean bedding a wise choice. If you’re a frequent host, investing in quality king size bedding ensures your guests experience hotel-level comfort, turning short stays into memorable retreats.

Selecting bedding for a king bed size involves more than just picking a color or pattern; it’s about creating an environment tailored to your sleep habits and lifestyle. Deep-pocket fitted sheets are essential for today’s thicker mattresses, especially if you use a mattress topper for added cushioning. Serta king sheets and Sealy sheets king size are known for their fit and softness, providing a smooth, inviting surface that resists bunching or slipping throughout the night. If you’re a hot sleeper, prioritize materials that regulate temperature and wick away sweat, while those seeking warmth can opt for higher thread counts or flannel blends as the seasons change. The tactile pleasure of slipping into freshly laundered sheets after a long day is a small luxury that makes a big difference in your nightly routine. For those who value coordinated design, matching duvet covers, shams, and decorative pillows can tie the whole room together, transforming your bed into a statement piece. When gifting king size bedding, consider the recipient’s lifestyle—parents with young children may appreciate stain-resistant options, while newlyweds might love the indulgence of ultra-soft, high-thread-count sets. As you explore options, remember that quality bedding is an investment in better sleep and overall well-being.

At Mattress Firm, you’ll find an extensive selection of king size bedding designed to fit every need and preference. From cooling fabrics perfect for summer to cozy layers for year-round comfort, the right bedding can make your mattress firm king size feel even more inviting. Take time to measure your mattress and check pocket depths, especially if you own a pillow-top or extra-thick model. If you’re unsure where to start, explore our curated collection of King Size Sheet Sets to discover options that blend quality, style, and durability. Whether you’re refreshing your own space or searching for the perfect gift, investing in premium king size bedding is a simple way to elevate everyday moments into something truly special.