{"title":"Mattresses \u003e King Mattresses","description":null,"products":[{"product_id":"millennium-20-foam-14-inch-king-mattress","title":"Millennium 2.0 Foam 14 Inch King Mattress","description":"Discover the luxury of this memory foam king mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temperature all night long. Gel memory foam and high-density support foam conform to your body, delivering pressure relief and comfort. And a green tea-infused support foam base provides enhanced stability.\u003cbr\u003e\u003cbr\u003e\u003ch1\u003eSpecifications\u003c\/h1\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e14in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e79.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e76in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eComfort level: plush, Dual cooling action with phase changing material (PCM), High-density gel memory foam, High-density body-contouring support foam, Green tea-infused base foam for added stability, Luxury 4-way stretch knit cover for uniform comfort and durability, Adjustable base compatible, 10-year non-prorated warranty, Note: Purchasing mattress and foundation from two different brands may void warranty; see warranty for details, Foundation\/box spring sold separately, Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening, State recycling fee may apply, Made in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifestyle\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eTraditional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e80''W x 76''D x 14''H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e122\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight_unit\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003ePound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c!-- Description rendered at: 2026-10-04 09:28:28 --\u003e","brand":"Sierra Sleep® by Ashley","offers":[{"title":"Default Title","offer_id":47449140920571,"sku":"M31241","price":939.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/8433\/4843\/files\/studio_6a9a6ce756cad9696781788508919.jpg?v=1791106194"},{"product_id":"millennium-20-foam-12-inch-king-mattress","title":"Millennium 2.0 Foam 12 Inch King Mattress","description":"Discover the luxury of this memory foam king mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temperature all night long. Gel memory foam and high-density support foam conform to your body, delivering pressure relief and comfort. And a green tea-infused support foam base provides enhanced stability.\u003cbr\u003e\u003cbr\u003e\u003ch1\u003eSpecifications\u003c\/h1\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e12in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e79.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e76in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eComfort level: firm, Dual cooling action with phase changing material (PCM), High-density gel memory foam for lumbar support, High-density body contouring support foam, Green tea-infused base foam for added stability, Hyper Cool luxury 4-way stretch knit cover for uniform comfort \u0026amp; durability, Adjustable base compatible, 10-year non-prorated warranty, Note: Purchasing mattress and foundation from two different brands may void warranty; see warranty for details, Foundation\/box spring sold separately, Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening, State recycling fee may apply, Made in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifestyle\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eTraditional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e80''W x 76''D x 12''H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight_unit\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003ePound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c!-- Description rendered at: 2026-10-04 09:28:28 --\u003e","brand":"Sierra Sleep® by Ashley","offers":[{"title":"Default Title","offer_id":47449141215483,"sku":"M31141","price":729.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/8433\/4843\/files\/studio_6a9a6ce7bfebc1750041788508919.jpg?v=1791106265"},{"product_id":"millennium-20-hybrid-14-inch-king-mattress","title":"Millennium 2.0 Hybrid 16 Inch King Mattress","description":"Discover the luxury of this hybrid king mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temperature all night long. Its high-density gel memory foam and body contouring foam provide firmness and restorative support. The premium pressure-sensitive NanoCoil unit and individually wrapped coils help to provide a great night's sleep. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap and unroll.\u003cbr\u003e\u003cbr\u003e\u003ch1\u003eSpecifications\u003c\/h1\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e16in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e79.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e76in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eComfort level: ultra plush, Dual cooling action with phase changing material (PCM), High-density gel memory foam for lumbar support; high-density body contouring support foam, Premium pressure-sensitive NanoCoil unit; individually wrapped coil pack, Stability support base, Hyper Cool luxury 4-way stretch knit cover for uniform comfort \u0026amp; durability, Adjustable base compatible, 10-year non-prorated warranty, Note: Purchasing mattress and foundation from two different brands may void warranty; see warranty for details, Foundation\/box spring sold separately, Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening, State recycling fee may apply, Made in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifestyle\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eTraditional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e80''W x 76''D x 16''H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e161\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight_unit\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003ePound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c!-- Description rendered at: 2026-10-04 09:22:21 --\u003e","brand":"Sierra Sleep® by Ashley","offers":[{"title":"Default Title","offer_id":47449141641467,"sku":"M31441","price":1199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/8433\/4843\/files\/studio_6a9a6ce684a2f7813951788508918.jpg?v=1791106048"},{"product_id":"millennium-20-hybrid-12-inch-king-mattress","title":"Millennium 2.0 Hybrid 14 Inch King Mattress","description":"Discover the luxury of this hybrid king mattress. Temperature-regulating material in the stretch knit cover keeps you at a comfortable temperature all night long. Its gel memory foam and body contouring foam provide firmness and restorative support. The premium pressure-sensitive NanoCoil unit and individually wrapped coils help to provide a great night's sleep. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap and unroll.\u003cbr\u003e\u003cbr\u003e\u003ch1\u003eSpecifications\u003c\/h1\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e14in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e79.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e76in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eComfort level: plush, Dual cooling action with phase changing material (PCM), High-density gel memory foam for lumbar support; high-density body contouring support foam, Premium pressure-sensitive NanoCoil unit; individually wrapped coil pack, Stability support base, Hyper Cool luxury 4-way stretch knit cover for uniform comfort \u0026amp; durability, Adjustable base compatible, 10-year non-prorated warranty, Note: Purchasing mattress and foundation from two different brands may void warranty; see warranty for details, Foundation\/box spring sold separately, Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening, State recycling fee may apply, Made in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifestyle\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eTraditional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e80''W x 76''D x 14''H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e128\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight_unit\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003ePound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c!-- Description rendered at: 2026-10-04 09:28:28 --\u003e","brand":"Sierra Sleep® by Ashley","offers":[{"title":"Default Title","offer_id":47449144688891,"sku":"M31341","price":949.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/8433\/4843\/files\/studio_6a9a6ce701c9c1304461788508919.jpg?v=1791106123"},{"product_id":"8-inch-memory-foam-rv-king-mattress","title":"8 Inch Memory Foam RV King Mattress","description":"\u003cbr\u003e\u003cbr\u003e\u003ch1\u003eSpecifications\u003c\/h1\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e8in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e80in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e72in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eFabric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifestyle\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eTraditional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e80''W x 72''D x 8''H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e59.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight_unit\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003ePound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c!-- Description rendered at: 2026-10-04 17:13:37 --\u003e","brand":"Sierra Sleep® by Ashley","offers":[{"title":"Default Title","offer_id":49059105702139,"sku":"M59143","price":439.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/8433\/4843\/files\/studio_6aa09af8f37ee8077001788913928.jpg?v=1791134333"},{"product_id":"13-inch-hybrid-hot-buy-mattress","title":"13 Inch Hybrid Hot Buy  Mattress","description":"With this hybrid king mattress, you have endless possibilities for restful 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 love. Convoluted comfort foam provides added air flow, keeping you cool and comfortable while alleviating aches and pains. This mattress arrives in a box for quick and easy setup. Simply remove the plastic wrap and unroll. Foundation\/box spring available, sold separately.\u003cbr\u003e\u003cbr\u003e\u003ch1\u003eSpecifications\u003c\/h1\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eComfort level: firm, High-density convoluted foam, High-density cushion firm foam, Support pad for stability, Power-packed wrapped coil unit with Ashley Edge to minimize motion transfer and increase support, 10-year non-prorated warranty, CertiPUR-US® certified, Adjustable base compatible, Foundation\/box spring available, sold separately, State recycling fee may apply, Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening, Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eFabric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifestyle\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eTraditional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight_unit\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003ePound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cbr\u003e\u003ch1\u003eKing Specifications\u003c\/h1\u003e\u003ctable\u003e\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e80''W x 76''D x 13''H\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\u003cbr\u003e\u003ch1\u003eCalifornia King Specifications\u003c\/h1\u003e\u003ctable\u003e\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e84''W x 72''D x 13''H\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\u003cbr\u003e\u003c!-- Description rendered at: 2026-10-04 04:34:47 --\u003e","brand":"Sierra Sleep® by Ashley","offers":[{"title":"King","offer_id":67933088776443,"sku":"M20741","price":649.99,"currency_code":"USD","in_stock":true},{"title":"California King","offer_id":67933088809211,"sku":"M20751","price":649.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/8433\/4843\/files\/studio_6a9a6c589522e2315701788508776.jpg?v=1791088518"}],"url":"https:\/\/www.shopjws.com\/collections\/mattresses-king-mattresses.oembed","provider":"Johnson's Warehouse \u0026 Showroom","version":"1.0","type":"link"}