{"product_id":"kulft-duke-firm-king-cal-king","title":"Kulft Duke Firm King\/ Cal-King","description":"\u003cspan\u003eThe Kulft Duke Firm King\/Cal-King mattress features a high-density foam core combined with individually wrapped coils, providing targeted support and pressure relief. Its advanced foam layers enhance airflow and durability, promoting spinal alignment and long-term comfort for firm sleep preferences.\u003c\/span\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Kumfy Sleep ","offers":[{"title":"King","offer_id":45277295804598,"sku":"Kluft-Duke-F-K","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Cal-King","offer_id":45277295837366,"sku":"Kluft-Duke-Firm-CK","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/kumfysleep.com\/products\/kulft-duke-firm-king-cal-king","provider":"Kumfy Sleep ","version":"1.0","type":"link"}