{"product_id":"mancinis-sleepworld-diamond-extra-firm-mattress-11","title":"Mancini's Sleepworld Diamond Extra Firm Mattress 11\"","description":"\u003cp\u003eThe Mancini's Sleepworld Diamond Extra Firm Mattress 11\" is an innerspring mattress built for back and stomach sleepers who need serious support. If you've ever woken up with your hips sinking and your spine twisted, this is the mattress that stops it. The coil system responds where your body is heaviest, keeping you level from shoulders to heels.\u003c\/p\u003e\n\u003ch3\u003eWhy this Mattress?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBuilt for firm back pain relief, no give where you need none\u003c\/li\u003e\n\u003cli\u003eFabric-wrapped pocketed coil system resists motion transfer\u003c\/li\u003e\n\u003cli\u003eSuper high-density upholstery-grade foam holds its shape for years\u003c\/li\u003e\n\u003cli\u003eStretch knit cover quilted with firm support foam layers\u003c\/li\u003e\n\u003cli\u003eEdge support keeps the full surface usable night after night\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eComfort and feel:\u003c\/strong\u003e Extra firm surface with minimal give and strong, flat spinal support throughout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest sleep match:\u003c\/strong\u003e Back and stomach sleepers. The flat surface keeps the hips from dropping so the spine stays aligned.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Sleepers who need firm lumbar support or have found medium mattresses too soft.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e Heavyweight 4-way stretch polyester knit quilt panel with firm support foam, 720 fabric-wrapped pocketed coils, a 1.5\" extra firm H.D. foam comfort layer and a shock-absorbing H.D. base. CertiPUR-US certified foams.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSetup and compatibility:\u003c\/strong\u003e Arrives flat. Compatible with adjustable bases, platform frames and box springs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot a fit for:\u003c\/strong\u003e Side sleepers who need hip and shoulder cushioning, or anyone who prefers a plush feel.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: Innerspring\u003c\/li\u003e\n\u003cli\u003eFirmness: Extra Firm\u003c\/li\u003e\n\u003cli\u003eHeight: 11\"\u003c\/li\u003e\n\u003cli\u003eCover: Polyester Knit\u003c\/li\u003e\n\u003cli\u003eQuilting: 1 1\/2\" Super Soft Quilt Foam\u003c\/li\u003e\n\u003cli\u003eComfort: 1 1\/2\" Extra Firm Support H.D. Foam\u003c\/li\u003e\n\u003cli\u003eSupport: 720 13.5 Ga. Pocketed Coil, 0.75\" Shock Absorbing H.D. Base Foam\u003c\/li\u003e\n\u003cli\u003eAdjustable base compatible: Yes\u003c\/li\u003e\n\u003cli\u003eMotion separation: Yes\u003c\/li\u003e\n\u003cli\u003eEdge support: Yes\u003c\/li\u003e\n\u003cli\u003eWarranty: 10 Year\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mancini's Sleepworld","offers":[{"title":"Twin","offer_id":46235119747251,"sku":null,"price":499.99,"currency_code":"USD","in_stock":true},{"title":"Twin XL","offer_id":46235119780019,"sku":null,"price":519.99,"currency_code":"USD","in_stock":true},{"title":"Full","offer_id":46235119812787,"sku":null,"price":549.99,"currency_code":"USD","in_stock":true},{"title":"Queen","offer_id":46235119845555,"sku":null,"price":599.99,"currency_code":"USD","in_stock":true},{"title":"King","offer_id":46235119878323,"sku":null,"price":799.99,"currency_code":"USD","in_stock":true},{"title":"Cal King","offer_id":46235119911091,"sku":null,"price":799.99,"currency_code":"USD","in_stock":true},{"title":"Split Cal King","offer_id":46235119943859,"sku":null,"price":519.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/3471\/7875\/files\/BRK-DIA-3M-XF-25_1.jpg?v=1792217130","url":"https:\/\/christiansmattress.com\/products\/mancinis-sleepworld-diamond-extra-firm-mattress-11","provider":"Christian’s Mattress Xpress","version":"1.0","type":"link"}