Experience a refreshing night's sleep with the gel-enhanced bonnell spring mattress that combines cooling innovation and balanced support in a generous super king size. Rely on the 13.5g open coil bonnell spring system for consistent full-body support and a soft to medium firmness that suits those who love a cushioned yet stable feel. The integrated gel layer draws heat away for a cooler surface and gently contours to your body, helping to relieve pressure throughout the night. A soft quilted panel top invites you to relax, while recycled polyester layers offer breathable insulation and eco-conscious comfort. Arriving rolled and boxed for easy delivery, this mattress supports up to 120kg and is an ideal choice for those seeking a 6ft super king cooling mattress with gel layer and bonnell springs.