Experience balanced support and cooling comfort with a small double gel mattress for back support designed to transform your nightly rest. Featuring a 12.5g Bonnell spring core for orthopaedic support, this mattress helps align your spine and ease pressure on joints and muscles. The integrated cooling gel layer contours to your body and regulates temperature so you'll stay comfortable all night. A quilted panel fabric and recycled polyester comfort layers add softness and breathability, while the soft to medium firmness suits a range of sleep styles. Rolled and boxed for easy delivery, it's a refreshing choice for anyone seeking a 4ft bonnell spring mattress with cooling gel layer or an orthopaedic gel enhanced small double mattress.