{"product_id":"h460750","title":"Serta Cobalt Calm 12\" Extra Firm Mattress Set -Queen","description":"Luxurious and incredibly supportive, the Cobalt Calm mattress set combines a zoned coil system with cooling gel and memory foam for a restorative night's rest. From Serta.\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eIncludes mattress and box spring\u003c\/li\u003e\n\u003cli\u003eExtra firm comfort level\u003c\/li\u003e\n\u003cli\u003e651 coils\u003c\/li\u003e\n\u003cli\u003ePerfectPure Fiber\u003c\/li\u003e\n\u003cli\u003eCool Twist Gel Memory Foam\u003c\/li\u003e\n\u003cli\u003eSupport Foam\u003c\/li\u003e\n\u003cli\u003e850 3 Zoned Coil System\u003c\/li\u003e\n\u003cli\u003eBalanced Support Pad\u003c\/li\u003e\n\u003cli\u003eQueen sized at 80\" x 61\" x 21\"\u003c\/li\u003e\n\u003cli\u003eSpot clean\u003c\/li\u003e\n\u003cli\u003eDesigned and assembled in the USA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Serta","offers":[{"title":"Default Title","offer_id":44960092192854,"sku":null,"price":1123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/4219\/8614\/files\/h460750_834489f9-6c2d-4b87-8af0-250d5dca673b.jpg?v=1781592352","url":"https:\/\/www.zenlorau.com\/products\/h460750","provider":"Zenlora","version":"1.0","type":"link"}