{"product_id":"beautyrest-black-series-three-15-extra-firm-mattress","title":"Beautyrest Black® Series Three 15\" Extra-Firm Mattress","description":"\u003cp data-start=\"519\" data-end=\"883\"\u003eThe \u003cstrong data-start=\"523\" data-end=\"602\"\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 Three 15\" Extra-Firm Mattress\u003c\/strong\u003e represents the highest level of support, cooling, and durability within the Beautyrest Black collection. Designed for sleepers who want a firm, ultra-supportive sleep surface with luxury performance materials, this mattress delivers exceptional spinal alignment with minimal sink.\u003c\/p\u003e\n\u003cp data-start=\"885\" data-end=\"1343\"\u003eBuilt with Triple-Stranded Pocketed Coil® Technology and the most advanced comfort and cooling layers available in the Black lineup, the Series Three Firm Mattress offers superior motion isolation, reinforced stability, and long-term structural integrity. Advanced cooling technologies are layered throughout the mattress to help maintain an optimal sleep temperature, making this an excellent choice for sleepers who prefer firm comfort without overheating.\u003c\/p\u003e\n\u003cp data-start=\"1345\" data-end=\"1592\"\u003eAvailable locally at Mattress on Demand, the Beautyrest Black Series Three Extra-Firm Mattress delivers elite-level support with expert guidance, competitive pricing, and trusted local service — ensuring you invest in the right mattress with confidence.\u003c\/p\u003e","brand":"Beautyrest","offers":[{"title":"Twin XL","offer_id":51888545169689,"sku":null,"price":3249.0,"currency_code":"USD","in_stock":true},{"title":"Full","offer_id":51888545202457,"sku":null,"price":3529.0,"currency_code":"USD","in_stock":true},{"title":"Queen","offer_id":51888545235225,"sku":null,"price":3799.0,"currency_code":"USD","in_stock":true},{"title":"King","offer_id":51888545267993,"sku":null,"price":4499.0,"currency_code":"USD","in_stock":true},{"title":"California King","offer_id":51888545300761,"sku":null,"price":4499.0,"currency_code":"USD","in_stock":true},{"title":"Split-King","offer_id":51888545333529,"sku":null,"price":6498.0,"currency_code":"USD","in_stock":true},{"title":"Split Cal-King","offer_id":51888545366297,"sku":null,"price":6498.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3746\/3833\/files\/2405-BR-PDP-Black-S3_FM_Carousel-01_2x_3bd088d2-fe7d-43d1-ae11-174035771e6d.webp?v=1769117828","url":"https:\/\/shopmattressondemand.com\/es\/products\/beautyrest-black-series-three-15-extra-firm-mattress","provider":"Mattress on Demand","version":"1.0","type":"link"}