{"product_id":"king-koil-elite-serenade-queen-firm-mattress-firm-865907","title":"King Koil Elite Serenade Queen Firm Mattress - Firm","description":"The King Koil Elite Serenade Queen Firm Mattress is designed to deliver firm, restorative support with advanced comfort features. Its breathable, pressure-relieving materials work in harmony with memory foam to reduce tossing and turning, promoting deeper, more restful sleep. Active coils provide targeted reinforcement where your body needs it most, supporting proper 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 Queen Firm Mattress is a sustainable choice that blends durability, innovation, and comfort—ideal for those who prefer a firmer sleep surface in a spacious queen size.","brand":"King Koil","offers":[{"title":"Default Title","offer_id":41757589307447,"sku":"865907","price":2999.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0589\/4520\/8375\/files\/AHB-SERENADE-865907_20_1_3d95d32b-f5a2-47b0-ad3b-bd2057892540.jpg?v=1751559021","url":"https:\/\/www.stancash.com.au\/products\/king-koil-elite-serenade-queen-firm-mattress-firm-865907","provider":"Stan Cash","version":"1.0","type":"link"}