Bed furnishings: Sleep easy with an orthopaedic pillow top mattress! Filling: Filled with a blend wool, wadded, silk and cashmere. Extra thickness: 10-11 inches thick to provide you with complete comfort. Pocketed springs: 3000 pocketed springs provide maximum comfort. Six sizes: Small single, single, small double, double, king or super king. Six month guarantee: Pillow top is sewn onto the sides of the mattress underneath to increase the durability | Organic 3000 Orthopaedic Pocket Spring Pillow Top Mattress - Single | Wowcher