{"product_id":"12-inch-memory-foam-twin-mattress","title":"12 Inch Memory Foam  Mattress","description":"When it comes to your comfort, discover this ultra-plush 12-inch mattress. Its thick layer of memory foam conforms to your body, delivering amazing support, pressure relief and comfort. The memory foam layer is paired with a super-thick layer of firm support foam, which helps reduce motion transfer so you and your partner can enjoy an undisturbed sleep. This mattress arrives in a box for easy setup. 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: medium, 12\" profile height, 2\" memory foam, 10\" firm support foam, Stretch knit cover, 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, State recycling fee may apply, Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening\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\"\u003e45\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\u003eTwin Specifications\u003c\/h1\u003e\u003ctable\u003e\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e38''W x 74''D x 12''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\"\u003e72''W x 84''D x 12''H\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\u003cbr\u003e\u003c!-- Description rendered at: 2026-05-23 20:10:17 --\u003e","brand":"Sierra Sleep® by Ashley","offers":[{"title":"Twin","offer_id":45857866023078,"sku":"M59311","price":429.0,"currency_code":"USD","in_stock":true},{"title":"California King","offer_id":55970659172518,"sku":"M59351","price":749.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/7137\/9622\/files\/studio_69ef8f161fcb37833561777311014.jpg?v=1777522076","url":"https:\/\/www.newfurnitureoutlet.com\/products\/12-inch-memory-foam-twin-mattress","provider":"New Furniture Outlet ","version":"1.0","type":"link"}