Open Sprung: Engineered for optimal support, these springs respond to your body's contours, providing a balance of comfort and firmness for a restful night's sleep. Mattress: Get the best night's sleep with our luxury traditional mattress. Four Layers: Includes a knitted fabric top, plush comfort layer created from a high density sponge, a responsive regular spring layer, and stabilising layers of cotton and sponge around the springs. B Sleepy Mattress: Experience the fusion of comfort and support, where every layer is a step towards a night of rejuvenating sleep. Sizes: Single, Double or King.