{"product_id":"beautyrest-black-series-one-13-5-extra-firm-mattress","title":"Beautyrest Black Series One 13.5\" Extra Firm Mattress","description":"\u003cp data-end=\"849\" data-start=\"431\"\u003eThe \u003cstrong data-end=\"520\" data-start=\"435\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eBeautyrest\u003c\/span\u003e\u003c\/span\u003e Black Series One 13.5\" Extra Firm Mattress\u003c\/strong\u003e is engineered for sleepers who prefer a firm, supportive feel with minimal sink while still benefiting from luxury-grade materials and advanced support technology. Designed to promote proper spinal alignment and long-term durability, this mattress is ideal for back and stomach sleepers or anyone seeking a firmer sleep surface.\u003c\/p\u003e\n\u003cp data-end=\"1214\" data-start=\"851\"\u003eBuilt with Triple-Stranded Pocketed Coil® Technology, the Beautyrest Black Series One Extra Firm Mattress delivers exceptional strength, stability, and motion isolation. High-performance comfort foams provide subtle pressure relief without sacrificing firmness, while integrated cooling features help maintain a comfortable sleep temperature throughout the night.\u003c\/p\u003e\n\u003cp data-end=\"1453\" data-start=\"1216\"\u003eAvailable locally at Mattress on Demand, the Beautyrest Black Series One Extra Firm Mattress combines premium construction with expert guidance and trusted local service — ensuring you choose the right firmness and model with confidence.\u003c\/p\u003e","brand":"Beautyrest","offers":[{"title":"Twin XL","offer_id":51878601490713,"sku":null,"price":1749.0,"currency_code":"USD","in_stock":true},{"title":"Full","offer_id":51878601523481,"sku":null,"price":2029.0,"currency_code":"USD","in_stock":true},{"title":"Queen","offer_id":51878601556249,"sku":null,"price":2199.0,"currency_code":"USD","in_stock":true},{"title":"King","offer_id":51878601589017,"sku":null,"price":2899.0,"currency_code":"USD","in_stock":true},{"title":"California King","offer_id":51878601621785,"sku":null,"price":2899.0,"currency_code":"USD","in_stock":true},{"title":"Split-King","offer_id":51878601654553,"sku":null,"price":2498.0,"currency_code":"USD","in_stock":true},{"title":"Split Cal-King","offer_id":51878601687321,"sku":null,"price":2498.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3746\/3833\/files\/media_124a8345fdb08b66bd49e4620d4e1996f26e1961c.webp?v=1769107230","url":"https:\/\/www.shopmattressondemand.com\/products\/beautyrest-black-series-one-13-5-extra-firm-mattress","provider":"Mattress on Demand","version":"1.0","type":"link"}