{"product_id":"king-koil-elite-serenade-long-single-firm-mattress-firm-865904","title":"King Koil Elite Serenade Long Single Firm Mattress - Firm","description":"The King Koil Elite Serenade Long Single Firm Mattress is expertly designed to deliver firm, restorative support in a longer single format—ideal for taller individuals or compact spaces. Featuring breathable, pressure-relieving comfort and memory foam that reduces tossing and turning, it promotes deeper, more restful sleep. Active coils provide targeted reinforcement where your body needs it most, supporting healthy spinal alignment and relieving pressure points. Resilient to body signatures, this mattress maintains its shape and performance over time. Crafted with environmentally friendly materials, the Elite Serenade Long Single Firm Mattress is a sustainable choice that blends durability, innovation, and comfort for solo sleepers seeking firm support.","brand":"King Koil","offers":[{"title":"Default Title","offer_id":41757589176375,"sku":"865904","price":1999.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0589\/4520\/8375\/files\/AHB-SERENADE-865907_20_1_3133d20a-0472-44bf-bb84-08d6868e1415.jpg?v=1751559014","url":"https:\/\/www.stancash.com.au\/products\/king-koil-elite-serenade-long-single-firm-mattress-firm-865904","provider":"Stan Cash","version":"1.0","type":"link"}