{"product_id":"grand-crescent-king-nonagon","title":"Grand Crescent™ Boat Mattress - King","description":"\u003cp\u003eRestless nights on the water become a distant memory with our Grand Crescent king-sized boat mattress, featuring four expertly crafted layers of premium Vasco™60 memory foam enhanced with revolutionary ReVo™ cooling gel technology. Every contour of your body receives targeted pressure relief while advanced breathability prevents overheating in confined marine environments. Hand-crafted in our Birmingham workshop using four decades of expertise, each mattress is custom-cut to your exact specifications and backed by our comprehensive 10-year guarantee. With FREE UK delivery and over 4,000 satisfied customers rating us 4.9\/5 stars, you're investing in British manufacturing excellence that transforms maritime sleeping comfort.\u003c\/p\u003e","brand":"CaravanMattresses","offers":[{"title":"8\" inch \/ 20cm - Premium support","offer_id":55287985766776,"sku":"GrandK216","price":829.0,"currency_code":"GBP","in_stock":true},{"title":"10\" inch \/ 25cm - Luxury support","offer_id":55287985799544,"sku":"GrandK217","price":949.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/8969\/4267\/files\/Nonagon_Boat_Mattress.jpg?v=1748011239","url":"https:\/\/www.caravanmattresses.co.uk\/products\/grand-crescent-king-nonagon","provider":"CaravanMattresses.co.uk","version":"1.0","type":"link"}