The extra super firm Sleepeezee Ultrafirm 1600 Pocket Mattress has pocket springs and a firm cotton mix, along with a hand tufted cover. It is well suited to larger body frames or those who enjoy or require a firm mattress for a back problem.The Ultrafirm 1600 mattress springs are made with 30% recycled steel and has 1600 single layer extra firm pocketed springs in a king size mattress, along with natural cotton blended fillings and firm durable polyester layers on both sides of the mattress to help give this fully turnable mattress a really firm feel.The Ultrafirm 1600 mattress gives responsive contoured support and helps to prevent any roll together including limiting any roll off. As the springs are individual but linked, they help to reduce any disturbance on one side of the bed affecting a person sharing the bed.The mattress is finished with firm cotton and polyester mix fillings which provide a sanitised sleep surface, guarding against dust mites, helping prevent asthma and other allergies.The mattress is covered in a Belgian damask material for durability. There are handles stitched into the sides of the mattress, for ease of turning, together with air vents to keep the mattress fresh and cool.The Ultrafirm 1600 mattress is an ideal firm mattress and will provide extra firm support and comfort.