{"product_id":"king-koil-grand-symphony-queen-firm-mattress-firm-865886","title":"King Koil Grand Symphony Queen Firm Mattress - Firm","description":"The King Koil Grand Symphony Queen Firm Mattress is expertly crafted to deliver firm, breathable comfort with precision support tailored to your body’s unique shape and size. Featuring pressure-relieving materials and body-conforming memory foam, it helps minimise tossing and turning while promoting proper spinal alignment. Ideal for those who prefer a firmer sleep surface, this mattress offers targeted reinforcement through active coils that support key pressure zones. Its environmentally friendly construction reflects King Koil’s commitment to sustainability, while the resilient design resists body impressions for long-lasting comfort and performance. Perfect for couples or solo sleepers seeking dependable support, the Grand Symphony Queen Firm Mattress combines durability, eco-conscious craftsmanship, and advanced sleep technology.","brand":"King Koil","offers":[{"title":"Default Title","offer_id":41757588062263,"sku":"865886","price":2549.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0589\/4520\/8375\/files\/AHB-GRANDSYMPHONY-865886_20_1_3fb26c46-4da5-4697-90a7-22d5daa970e2.jpg?v=1751558976","url":"https:\/\/www.stancash.com.au\/products\/king-koil-grand-symphony-queen-firm-mattress-firm-865886","provider":"Stan Cash","version":"1.0","type":"link"}