Furniture › Bedroom Furniture › Mattresses & Boxsprings › Boxsprings & Foundations › king size mattress 6 inch

King 12" Hybrid Mattress - Signature Design by Ashley 12 Inch Foundation w/ | 79 H x 59 W D in Wayfair M628M8

The Hybrid 1200 queen mattress and foundation set is simply a better way to get a great night’s sleep. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High-density foam provides the firmness you... more

King 16" Hybrid Mattress - The Twillery Co.® Laird 12-Inch Ultra Plush Euro Top Single Sided w/ Box Spring/Foundation | 80 H x 76 W 16 D in Wayfair

Enjoy the sweetest dreams possible with this ultra plush memory foam mattress and Euro top, which is firmer around the edges and softer in the center. With its independent springs that minimize motion transfer and provide body pressure relief, pocket... more

Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 38 W x 80 D in | Wayfair FND-6021

9inch All wood foundation Size: Eastern King Split | Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 38 W x 80 D in | Wayfair more

Dio 9 Inch Queen Folding Mattress Foundation Base, Polyester, Metal Frame

This modern style queen size folding mattress foundation is a beautiful and extremely versatile way to set up a minimalistic yet eye catching bedroom. 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

Mosh Contemporary Brown King Foundation 2-Piece Bunkie Board by Furniture of America

Keep your bed sleek and simple with this two-inch 2-piece king size bunkie board from Furniture of America. more

King Firm 9" Hybrid Mattress - Spinal Solution Medium PillowTop w/ Box Spring/Foundation | 80 H x 76 W 17 D in Wayfair PC30199-6/6-2S

This mattress has springs with independent springs that minimize motion transfer and provide body pressure relief, Pocket mattresses are a great option for almost anyone. Even lovers of memory foam or other foam mattresses can benefit from pocket... more

King Firm 9" Hybrid Mattress - Spinal Solution Medium PillowTop w/ Box Spring/Foundation | 80 H x 76 W 13 D in Wayfair PC30199-6/6-2lps

This mattress has springs with independent springs that minimize motion transfer and provide body pressure relief, Pocket mattresses are a great option for almost anyone. Even lovers of memory foam or other foam mattresses can benefit from pocket... more

King 20" Hybrid Mattress - The Twillery Co.® Laird 12-Inch Ultra Plush Euro Top Single Sided w/ Box Spring/Foundation | 80 H x 76 W 20 D in Wayfair

Enjoy the sweetest dreams possible with this ultra plush memory foam mattress and Euro top, which is firmer around the edges and softer in the center. With its independent springs that minimize motion transfer and provide body pressure relief, pocket... more

King Firm 17" Hybrid Mattress - Alwyn Home Shannan 9-Inch Medium TightTop Single Sided w/ Box Spring/Foundation | 80 H x 76 W 17 D in Wayfair

This mattress has Pocketprings. With its independent springs that minimize motion transfer and provide body pressure relief, Pocket-mattresses are a great option for almost anyone. Even lovers of memory foam or other foam mattresses can benefit from... more

King 12" Hybrid Mattress - Signature Design by Ashley 12 Inch Foundation w/ | 79 H x 59 W D in Wayfair M628M8

The Hybrid 1200 queen mattress and foundation set is simply a better way to get a great night’s sleep. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High-density foam provides the firmness you... more

King Firm 13" Hybrid Mattress - Alwyn Home Shannan 9-Inch Medium TightTop Single Sided w/ Box Spring/Foundation | 80 H x 76 W 13 D in Wayfair

This mattress has Pocketprings. With its independent springs that minimize motion transfer and provide body pressure relief, Pocket-mattresses are a great option for almost anyone. Even lovers of memory foam or other foam mattresses can benefit from... more

Alwyn Home Split Wood Mattress Foundation Bunkie Board Wood in Brown | King | Wayfair ANEW1113 37497884

Portable and convenient. Make this Bunkie board a staple in an extra room. With a two-inch foundation wrapped in tan fabric, it supports bunk beds, day beds, and beds with low-profile foundations. Mattress support makes this a convenient choice. Secure... more

Alwyn Home Split Wood Mattress Foundation Bunkie Board Wood in Brown | King | Wayfair ANEW1113 37497884

Portable and convenient. Make this Bunkie board a staple in an extra room. With a two-inch foundation wrapped in tan fabric, it supports bunk beds, day beds, and beds with low-profile foundations. Mattress support makes this a convenient choice. Secure... more

Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 54 W x 80 D in | Wayfair FND-6040

9inch All wood foundation Size: Full XL | Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 54 W x 80 D in | Wayfair more

Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 60 W x 80 D in | Wayfair FND-6050

9inch All wood foundation Size: Queen | Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 60 W x 80 D in | Wayfair more

Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 38 W x 74 D in | Wayfair FND-6010

9inch All wood foundation Size: Twin | Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 38 W x 74 D in | Wayfair more

Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 54 W x 74 D in | Wayfair FND-6030

9inch All wood foundation Size: Full | Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 54 W x 74 D in | Wayfair more

Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 38 W x 80 D in | Wayfair FND-6020

9inch All wood foundation Size: Twin XL | Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 38 W x 80 D in | Wayfair more

Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 38 W x 74 D in | Wayfair FND-6010

9inch All wood foundation Size: Twin | Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in Brown | 9 H x 38 W x 74 D in | Wayfair more

Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in White | 9 H x 36 W x 84 D in | Wayfair FND-6071

9inch All wood foundation Size: California King Split | Corsicana Mattress Hospitality 9Inch Wood Foundation Cal King Wood in White | 9 H x 36 W x 84 D in | Wayfair more

Alwyn Home Duhaime 6" Metal Mattress Foundation Metal | 6 H x 53.5 W x 74.5 D in | Wayfair A0DCB3DE47B646A59AB629735522092E

This Full size 6-inch Low Profile Metal Platform Bed Frame with Wooden Slats is designed for strength and style. Perfect for higher profile mattresses or those preferring a modern style. The extra strength steel framed mattress foundation features... more

Alwyn Home Myrtlewood California King Foundation | 72 W x 84 D in | Wayfair 5492FAF521BD4B5B85BAB79558B0E0ED

Sleep like a baby on the Myrtlewood California King-size mattress foundation and wake up to a new day feeling relaxed and rejuvenated. Specifications: Case: 1Set/2Ctn/31.5'/70LbsSize: 84" x 72" x 7"HFinish: GrayMaterials: Mattress | Alwyn Home... more

Mosh Contemporary Brown Cal King Foundation Bunkie Board by Furniture of America

Keep your bed sleek and simple with this two-inch Cali king size bunkie board from Furniture of America. more

Alwyn Home Easy Wood Box Spring/Foundation w/ Simple Assembly Wood in Brown | 7.75 H x 75.5 W x 79.5 D in | Wayfair

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. Size: King, Profile: Standard Profile... 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

Kingsdown Dynamic Semi-Flex Foundation Metal | 8.5 H x 35.5 W x 83.5 D in | Wayfair FG-15006-SFH-SCK

High-grade durable steel is configured and welded into a unique design for dynamic support of Kingsdown mattresses to further optimize mattress performance and support the body for optimal sleep through the night. Size: California King, Profile:... more

Kingsdown Dynamic Semi-Flex Foundation Metal | 5.5 H x 35.5 W x 83.5 D in | Wayfair FG-15006-XSF-SCK

High-grade durable steel is configured and welded into a unique design for dynamic support of Kingsdown mattresses to further optimize mattress performance and support the body for optimal sleep through the night. Size: California King, Profile: Low... more

Alwyn Home Easy Wood Box Spring/Foundation w/ Simple Assembly Wood in Brown | 4.5 H x 71.5 W x 83.5 D in | Wayfair FE3D5A2BEA7E447FAFB3E80B71932310

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. Size: California King, Profile: Low... more

Alwyn Home Easy Wood Box Spring/Foundation w/ Simple Assembly Wood in Brown | 7.75 H x 71.5 W x 83.5 D in | Wayfair

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. Size: California King, Profile: Standard... more

Beautyrest Triton Foundation Wood in Brown | 9 H x 78 W x 72 D in | Wayfair 700810116-9960

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: Standard | Beautyrest Triton Foundation Wood in Brown |... more

Beautyrest Triton Foundation Wood in Brown | 9 H x 85 W x 76 D in | Wayfair 700810116-9970

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: California King, Profile: Standard | Beautyrest Triton Foundation Wood... more

Beautyrest Triton Foundation Wood in Brown | 4 H x 85 W x 76 D in | Wayfair 700810116-9870

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: California King, Profile: Low | Beautyrest Triton Foundation Wood in... 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