Furniture › Bedroom Furniture › Mattresses & Boxsprings › boxspring king

Heavy Duty Mattress Storage Bag - Extra Thick 4 Mil - Fits Standard Extra Long Pillow Top Sizes - Durable for Moving and Long Term Storage - Twin Size / Twin XL / Split King - TRU Lite Bedding

Protect your mattress with strong tear-resistant polyethylene bags. TRU Lite Bedding bags are perfect for moving or storing your mattress or box spring. Get reliable protection from dust stains and rips as well as mice and other pests. These durable... more

California King Extra Firm 13.75" Hybrid Mattress - Beautyrest Silver BRS900-C & Box Spring Set | 72 H x 83.5 W 14 D in Wayfair 700810109-9970

Better you begin with a better night's sleep. The lasting resilience of Beautyrest silver ensures you'll be more awake™ every day for years to come. Mattress Size: California King, Box Spring Height: Standard Profile (9") | California King Extra Firm... more

California King Medium 13" Innerspring Mattress - Sealy Posturepedic Mill Road Faux Euro Top & Box Spring Set | 84 H x 72 W 13 D in Wayfair

An upgraded faux Euro top spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Medium... more

California King Medium 15" Innerspring Mattress - Beautyrest Silver BRS900 Pillow Top & Box Spring Set | 84 H x 76 W 14.75 D in Wayfair

Better you begin with a better night's sleep. The lasting resilience of Beautyrest silver ensures you'll be more awake™ every day for years to come. Box Spring Height: Low Profile (5"), Mattress Size: California King | California King Medium 15"... more

12 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, King Size Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

12 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, King Size Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

12 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, King Size Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Ashley Sleep Better than a Boxspring King Foundation - Ashley Furniture M91X42

"Ashley Sleep Better than a Boxspring King Foundation - Ashley Furniture M91X42 Behold the newest foundation of comfort. The Better than a Box Spring 2-piece king mattress riser is an all-in-one support system that takes the place of an ordinary bed... more

King Firm 14" Mattress - Sealy Posturepedic Plus Tight Top & Box Spring Set | 80 H x 60 W 14 D in Wayfair 42729361

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Firm feel. Mattress... more

King 13" Foam Mattress - Sealy Essentials Oak Street Plush Pillow Top & Box Spring Set | 80 H x 76 W 13 D in Wayfair 42950461

A step-up in the Essentials Collection, this Euro Pillow Top mattress features more Response Open Coils for adaptive support, additional layers of comfort foam, and a reinforced mattress edge for increased durability. It’s a great value mattress for a... more

California King 13" Foam Mattress - Sealy Posturepedic Plus Plush Tight Top & Box Spring Set | 84 H x 72 W 13 D in Wayfair 42728262

At Sealy, we believe a deeper, more balanced sleep is the key to a happier, more balanced life. Balancing targeted relief for your back and core with cushioning comfort for your whole body, this Sealy plush tight top mattress supports quality sleep for... more

King Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring | 80 H x 60 W 12 D in Wayfair 42728461

This mattress upgrades Posturepedic® Spring mattresses with our most rigorously tested materials. Motion-reducing coils, targeted gel memory foam, and cushioning specialty gel foams deliver full-body support, while the antibacterial soft-knit cover is... more

King 15" Innerspring Mattress - Sealy Posturepedic Plus Ultra Plush & Box Spring | 80 H x 76 W 15 D in Wayfair 42729761

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Ultra plush feel.... more

King Medium 16" Innerspring Mattress - Beautyrest Silver BRS900-C Pillow Top & Box Spring Set | 75 H x 38 W 16 D in Wayfair 700753224-9960

Sleep on a Beautyrest Silver 16" medium pillow top mattress and box spring and wake up rejuvenated. The sophisticated design and intuitive technologies found help provide comfort, support, and pressure relief. Try it for yourself and you’ll see.... more

California King 16" Innerspring Mattress - Beautyrest Silver BRS900-C Plush Pillow Top & Box Spring Set | 16 D in Wayfair 700753225-9970

Sleep on a mattress and wake up rejuvenated. The sophisticated design and intuitive technologies found help provide comfort, support, and pressure relief. Try it for yourself and you'll see. Beautyrest Silver is an elevated sleep experience that gives... more

California King Medium 12.5" Innerspring Mattress - Sealy Posturepedic Mill Park Tight Top & Box Spring Set | 84 H x 72 W 12.5 D in Wayfair

This mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with a medium feel. A reinforced edge improves durability, while cover treatments help to keep you cool, and the... more

California King Firm 17" Mattress - Stearns & Foster Pillow Top Box Spring | 83 H x 72 W 17 D in Wayfair 43019962

The Stearns & Foster Reserve Collection is our highest expression of quality and the most comfortable mattress we’ve ever made—meticulously designed with our finest materials to deliver one-of-a-kind comfort. Mattress Size: California King | California... more

Firm 17" Mattress - Stearns & Foster Pillow Top Box Spring | 83 H x 72 W 17 D in Wayfair 43019932

The Stearns & Foster Reserve Collection is our highest expression of quality and the most comfortable mattress we’ve ever made—meticulously designed with our finest materials to deliver one-of-a-kind comfort. Mattress Size: Split California King | Firm... more

King Medium 10" Innerspring Mattress - White Noise Tight Top Sofa Bed Box Sprin, Wood | King, Split Low Profile (4") Wayfair

We are a proud manufacturer of the finest quality mattresses & box springs, with the highest standards in durability, quality, comfort, & beauty. All of our products are made to ensure that you get only the best! This item is part of our 225 comfort... more

King Firm 9" Hybrid Mattress - The Twillery Co.® Krause Motion Isolating & Pressure Relieving Medium-Firm | 80 H x 76 W 17 D in Wayfair

This mattress has Pocketprings. With their independent springs that minimize motion transfer and provide body pressure relief, Pocket mattresses are a great option for almost anyone. Mattress Size: King, Box Spring Height: High Profile (8") | King Firm... more

King 8" Foam Mattress - The Twillery Co.® Water-Resistant High Density Vinyl | 80 H x 76 W 8 D in Wayfair 6CFF130361FA4309A95C0D64B814157B

This 8" thick mattress features a tight top, so it's ideal for back sleepers or people who may have joint or back pain. Unlike conventional mattresses and box springs, this orthopedic version is packed with memory foam and is reversible to promote even... more

Queen 10" Gel/Foam Mattress - Matisse Bamboo -10 Inch Gel Memory Foam (king) | 80 H x 60 W 10 D in Wayfair Mattress 10 Inch Queen

Features:Mattress Size (Mattress Size: King): KingMattress Size (Mattress Size: Queen): QueenComfort Level: PlushMattress Top Type: Tight topFoam Type: Gel memory foamFoam Cell Type: Specialty Foam Infusion: Box Spring Included: NoAdjustable Base... more

Priage by Zinus 7.5-inch BiFold Foundation

The BiFold Split king size box spring by Priage features a folding mattress foundation that can compresses for added ease. It is constructed with heavy gauge steel and has a fabric cover. It is 7.5 inches deep. more

Full Mattress, 8 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Full Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Twin-XL Mattress, 12" Victoria Hybrid Cooling Gel Infused Pocket Spring & Memory Foam Mattress, Twin-XL Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Twin-XL Mattress, 8 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Twin-XL Mattress, 12" Victoria Hybrid Cooling Gel Infused Pocket Spring & Memory Foam Mattress, Twin-XL Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Full Mattress, 10 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Full Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Full Mattress, 10 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Full Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Twin-XL Mattress, 8 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Twin-XL Mattress, 8 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Full Mattress, 8 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Full Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Full Mattress, 10 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Full Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Full Mattress, 8 Inch Victoria Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, Full Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Twin-XL Mattress, 12" Victoria Hybrid Cooling Gel Infused Pocket Spring & Memory Foam Mattress, Twin-XL Mattress Bed in a Box

Hybrid Cooling Gel Infusion: Experience the revolutionary comfort of our Hybrid Cooling Gel Infused Pocket Spring and Memory Foam Mattress, perfect for all sizes, including twin, twin XL, full, queen, and king mattresses. more

Signature Design by Ashley Foundation Metal Box Spring Metal | King | Wayfair M78X42

Designed to cater to your busy lifestyle and built to last, this innovative foundation is ready to assemble in the comfort of your home. The unique shippable design is the perfect alternative to the standard box spring. Constructed of sturdy metal... more

Signature Design by Ashley Foundation Metal Box Spring Metal | California King | Wayfair M98X92

Designed to cater to your busy lifestyle and built to last, this innovative foundation is ready to assemble in the comfort of your home. The unique shippable design is the perfect alternative to the standard box spring. Constructed of sturdy metal... more

California King 15.25" Innerspring Mattress - Beautyrest Silver BRS900 Plush Pillow Top & Box Spring Set | 84 H x 76 W 15 D in Wayfair

Better you begin with a better night's sleep. The lasting resilience of Beautyrest silver ensures you'll be more awake every day for years to come. Mattress Size: California King, Box Spring Height: Standard Profile (9") | California King 15.25"... more