MAIN MATERIAL 1. Quilting layer: High quality knitted fabric + Soft foam 2. Comfort Layer: High density foam 3. Base: 6 turns Pocket spring with foam encasement SPRING SYSTEM Pocket spring WARRANTY 10 years non-prorated CHARACTERISTIC 1. Design to help solve 4 common sleep problems: lossing and turning, back support and alignment, partner movement and sagging. 2. Diffuses the body's pressure points for a more relaxed night's sleep. 3. Ideal for all physiques and all sleeping positions. PACKING 1.Vacuum Compressed and roll up with PE bag 2.Vacuum Compressed and roll up in a box