Furniture › Bedroom Furniture › Mattresses & Boxsprings › King › 4 w x 4 h

King Medium 10" Gel/Foam Mattress - O By Neven Nuance Gel Memory Foam | 80 H x 76 W 10 D in Wayfair 10044-OM-10N-KG

O by Neven is a modern and affordable mattress built with your sleep needs in mind. The 10-inch Nuance from O by Neven provides comfort, adaptability, and a slimmer profile perfect for the modern sleeper. 4 unique layers make the Nuance an exceptional... more

Alwyn Home Bernadette 4" Metal Box Spring Metal | 4 H x 75.47 W x 78.74 D in | Wayfair CB1EB0867E134C03BCB5E6EEB5DE386E

We like to think of the quick lock metal box spring as the 2.0 version of your traditional mattress foundation. Made sturdier than ever by its substantial steel frame and with its game-changing assembly method, we’ve developed a better way to deliver... more

King 14" Hybrid Mattress - Serta Perfect Sleeper Ultra Plush | 74 H x 85.5 W 14 D in Wayfair 500162733-1060

The mattress features a luxe, cool-to-the-touch cover with a layer of cooling gel memory foam to help dissipate heat along with an advanced custom system that reduces motion transfer and provides support on all four sides of the mattress. Mattress... more

King 12" Gel/Foam Mattress - Wayfair Sleep™ Plush Cooling Gel Memory Foam | 79 H x 75 W 12 D in 9DF7F2871FEE48D9B879AE40D7A985C3

Get the sleep you deserve with a mattress that supports you, like this 12" memory foam option. Crafted using four layers of hypoallergenic memory foam with a tight top for a plush feel, this mattress is perfect for those who like to sink into their bed... more

King Medium 10" Gel/Foam Mattress - Alwyn Home Murry Two-Sided Gel Memory Foam | 80 H x 76 W 10 D in Wayfair B24D96B0B9F7425180F02886946A0923

This Alwyn Home Murry Two-Sided 10" Medium Gel Memory Foam Mattress is designed to give you a more restful and comfortable sleep by helping to reduce pressure points that cause discomfort, tossing, and turning. Four inches of supportive and cushioning... more

King 12" Foam Mattress - Brooklyn Bedding Plush | 75 H x 39 W 12 D in Wayfair WS12P66-K

Set the stage for the good night's rest you deserve with this 12" Plush Innerspring Mattress. It offers a plush comfort level through its four layers: two inches of base foam, six inches of individually pocketed coils, three inches of soft premium... more

King Firm 10" Foam Mattress - Alwyn Home Delilah Top Type | 84 H x 72 W 10 D in Wayfair B2844C8B8F314C8797C0E035D625D69D

The beautiful rest mattress is a medium plush foam encased, euro top mattress innerspring mattress. This will meet your “dream” goal of comfort, quality & beauty. 13 3/4 sh gauge units, foam encased with high-density foam, and 1" high-density fiber pad... more

Alwyn Home Tatum Fully Assembled Wood Split Traditional Box Spring/Foundation for Mattress Set Wood in Brown | 4 H x 76 W x 74 D in | Wayfair

Cherish the sweetest of your dreams and a peaceful nectar sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for mattresses. The cheapest, long-lasting plush... more

King Medium 11" Gel/Foam Mattress - The Twillery Co.® Tamalpais Cooling GelCare Memory Foam in Brown | 80 H x 76 W 11 D Wayfair

Experience ultimate comfort on the Tamalpais 11" Memory Foam Mattress. The 4 layer craftsmanship features a breathable, Bamboo Charcoal knit cover, Cooling Copper Infused Memory Air Foam, and GelCare Comfort Foam atop high-density support foam. The... more

Alwyn Home Easy Wood Box Spring/Foundation w/ Simple Assembly Wood in Brown | 4.5 H x 75.5 W x 79.5 D in | Wayfair 90FBAC4E1711424DB9DDDD252F03552A

We are a proud manufacturer of the finest quality mattresses and box springs, with the highest standards in durability, quality, comfort, and beauty. All of our products are to ensure that you get only the best. Profile: Low Profile (4.5"), Size: King... more

Alwyn Home Minnie Low Profile 4" Metal Mattress Foundation Metal | 4 H x 75.5 W x 79 D in | Wayfair 40B0EFCDF78F49908D0F2841C8273D42

The Upholstered Metal and Wood Box Spring has the best of both worlds: a look that polishes off your bed and the strength and durability of a bed foundation. Crafted to look good enough so that you can forgo the bed skirt, it’s made tough on the inside... more

Alwyn Home Minnie Low Profile 4" Metal Mattress Foundation Metal | 4 H x 75.5 W x 79 D in | Wayfair 40B0EFCDF78F49908D0F2841C8273D42

The Upholstered Metal and Wood Box Spring has the best of both worlds: a look that polishes off your bed and the strength and durability of a bed foundation. Crafted to look good enough so that you can forgo the bed skirt, it’s made tough on the inside... more

King 4" Foam Mattress - Alwyn Home Sadorus 4 Cotton in Gray | 80 H x 76 W D Wayfair 8BF7B15121064A56AAB1FB59B9B52550

4 inch Tri-fold memory foam mattress- a comfortable and affordable solution for temporary sleeping arrangements. It’s designed to be easily transported and stored. They are lightweight and can be folded into a compact size, making them ideal for... more

King Firm 4" Gel/Foam Mattress - Alwyn Home Reaon Medium-Firm Gel Memory Foam | 80 H x 76 W 4 D in Wayfair FB111E5CD898499AA71DAB51FBD6F98C

Our tri-fold mattress offers versatile functionality, easily converting between a recliner, a sofa, and a bed to accommodate various needs. Whether you're hosting guests, playing games with your kids, traveling, camping, or practicing yoga, this... more

King 4" Foam Mattress - Alwyn Home Sadorus 4 Cotton | 80 H x 76 W D in Wayfair 3C159416BA694ACE9360F5A654AB28E1

4 inch Tri-fold memory foam mattress- a comfortable and affordable solution for temporary sleeping arrangements. It’s designed to be easily transported and stored. They are lightweight and can be folded into a compact size, making them ideal for... more

King 4" Memory Foam Mattress - Hcore Tri-fold Cot | 4 H x 76 W 80 D in Wayfair HC-Trifold-K

The combination of gel memory foam and support base foam makes this tri-fold cot moderately thick. In addition, the cost is not too high while keeping moderate firmness, making the cot easier to carry. When the tri-fold cot is in the foldable state, it... more

King 4" Foam Mattress - Alwyn Home Sadorus 4 Cotton | 80 H x 76 W D in Wayfair 3C159416BA694ACE9360F5A654AB28E1

4 inch Tri-fold memory foam mattress- a comfortable and affordable solution for temporary sleeping arrangements. It’s designed to be easily transported and stored. They are lightweight and can be folded into a compact size, making them ideal for... more

King Medium 4" Gel/Foam Mattress - Alwyn Home Padroni Gel Memory Foam | 80 H x 76 W 4 D in Wayfair 3206D85307624CAF891253EE5CB9E9D2

4 inch Tri-fold memory foam mattress- a comfortable and affordable solution for temporary sleeping arrangements. It’s designed to be easily transported and stored. They are lightweight and can be folded into a compact size, making them ideal for... more

Zinus SmartBase 14 inch Essential Mattress Foundation w/ Rayon from Bamboo Slats Metal in Black | 14 H x 75.4 W x 79.5 D in | Wayfair ZU-FSSSB1-14K

Crafted with so much strength, simplicity, and practicality that you’ll want one for every bedroom, the SmartBase will become your new furniture MVP. This steel and bamboo platform bed is designed to support your beloved mattress, be it spring, memory... more

Alwyn Home Tatum Fully Assembled Wood Split Traditional Box Spring/Foundation for Mattress Set Wood in Brown | 4 H x 76 W x 79 D in | Wayfair

Cherish the sweetest of your dreams and a peaceful nectar sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for mattresses. The cheapest, long-lasting plush... more

White Noise Gaul Split Wood Box Spring Metal in Brown | 4 H x 76 W x 79 D in | Wayfair 5FEA8DED33FC4428BDB5FCA53E400E8A

Cherish the sweetest of your dreams and a peaceful night's sleep with the wooden box spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for mattresses. The cheapest, long-lasting... more

Alwyn Home Tatum Fully Assembled Wood Split Traditional Box Spring/Foundation for Mattress Set Wood in Brown | 4 H x 76 W x 74 D in | Wayfair

Cherish the sweetest of your dreams and a peaceful nectar sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for mattresses. The cheapest, long-lasting plush... more

White Noise Gaul Split Wood Box Spring Wood in Brown | 4 H x 53 W x 74 D in | Wayfair 026EE0B5597B48FFB11299EDFD7AD15A

Cherish the sweetest of your dreams and a peaceful night's sleep with the wooden box spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for mattresses. The cheapest, long-lasting... more

White Noise Fralick Twin Split Wood Box Spring Wood in Brown | 4 H x 38 W x 74 D in | Wayfair D9FF5ADCD8484013AE3BF922B5366E68

Cherish the sweetest of your dreams and a peaceful sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for the mattresses. The cheapest, long-lasting plush... more

White Noise Gaul Split Wood Box Spring Wood in Brown | 4 H x 38 W x 74 D in | Wayfair A17AD542E03F4367BA9872911952045B

Cherish the sweetest of your dreams and a peaceful night's sleep with the wooden box spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for mattresses. The cheapest, long-lasting... more

White Noise Fralick Twin Split Wood Box Spring Wood in Brown | 4 H x 38 W x 79 D in | Wayfair 5D358D260F6440739EDD4C6A3F8F0FBE

Cherish the sweetest of your dreams and a peaceful sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for the mattresses. The cheapest, long-lasting plush... more

Serta Perfect Sleeper 9" Box Spring Wood in Brown | 4.5 H x 39 W x 72 D in | Wayfair 500119099-9860

The stab-base foundation provides consistent support across the bottom of the mattress to help increase durability and the longevity of your mattress. Size: King, Profile: Low Profile | Serta Perfect Sleeper 9" Box Spring Wood in Brown | 4.5 H x 39 W x... more

White Noise Fralick Twin Split Wood Box Spring Wood in Brown | 4 H x 53 W x 74 D in | Wayfair 843D126929604F738EA0CBDB3A9908CC

Cherish the sweetest of your dreams and a peaceful sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for the mattresses. The cheapest, long-lasting plush... more

Serta Perfect Sleeper Low Profile Box Spring in Gray/Black | 4.5 H x 37 W x 79.5 D in | Wayfair 500119099-9860

Features:Country of Origin: United StatesSpefications:Dimensions:Overall Height - Top to Bottom: 4.5Assembly:Warranty: Profile: Low Profile, Size: King | Serta Perfect Sleeper Low Profile Box Spring in Gray/Black | 4.5 H x 37 W x 79.5 D in | Wayfair more

White Noise Aaru Split Folding Wood Box spring Wood in Brown | 4 H x 76 W x 80 D in | Wayfair 5AF9A6ED27D442A19B5D6A19EF2179D9

Features:Easy to carry: boxspring comes split in two to easily pass through narrow hallways & doorsFast shipping: very compact resulting fast and easy shipmentStrong and sturdy: offers the look and functionality of a traditional box spring, with hinge... more

Beautyrest Triton Foundation Wood in Brown | 4 H x 78 W x 72 D in | Wayfair 700810116-9860

This box spring offers support, durability, and reduced motion. When used with a proper supportive bed frame, it helps prevent sagging and bowing for the life of the mattress. Size: King, Profile: Low | Beautyrest Triton Foundation Wood in Brown | 4 H... more

White Noise Gaul Split Wood Box Spring Wood in Brown | 4 H x 38 W x 74 D in | Wayfair A17AD542E03F4367BA9872911952045B

Cherish the sweetest of your dreams and a peaceful night's sleep with the wooden box spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for mattresses. The cheapest, long-lasting... more

White Noise Fralick Twin Split Wood Box Spring Wood in Brown | 4 H x 59 W x 74 D in | Wayfair 637206F91B654C9798529EF1E62CB127

Cherish the sweetest of your dreams and a peaceful sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for the mattresses. The cheapest, long-lasting plush... more

White Noise Fralick Twin Split Wood Box Spring Wood in Brown | 4 H x 75 W x 79 D in | Wayfair 96BE32D96D154FA2A55656F64B1C36C9

Cherish the sweetest of your dreams and a peaceful sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for the mattresses. The cheapest, long-lasting plush... more

White Noise Aaru Split Folding Wood Box spring Wood in Brown | 4 H x 76 W x 80 D in | Wayfair 5AF9A6ED27D442A19B5D6A19EF2179D9

Features:Easy to carry: boxspring comes split in two to easily pass through narrow hallways & doorsFast shipping: very compact resulting fast and easy shipmentStrong and sturdy: offers the look and functionality of a traditional box spring, with hinge... more

Zinus Low Profile Quick Lock Smart 4" Box Spring Metal | 42.5 H x 76 W x 82.5 D in | Wayfair WF-QLBS-4K

Enjoy the strong support and convenience of the new 4" low profile quick lock smart box spring by Zinus. Offers the look and functionality of a traditional box spring, but it is made from steel for longer-lasting durability. Compact packaging allows... more

Alwyn Home Tatum Fully Assembled Wood Split Traditional Box Spring/Foundation for Mattress Set Wood in Brown | 4 H x 76 W x 79 D in | Wayfair

Cherish the sweetest of your dreams and a peaceful nectar sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for mattresses. The cheapest, long-lasting plush... more

White Noise Fralick Twin Split Wood Box Spring Wood in Brown | 4 H x 38 W x 79 D in | Wayfair 5D358D260F6440739EDD4C6A3F8F0FBE

Cherish the sweetest of your dreams and a peaceful sleep with the Wooden Box Spring. This charming deluxe product has been handcrafted by our team in such a way that it provides underlying support for the mattresses. The cheapest, long-lasting plush... more