A mattress for easy sleeping. Mattress with bonnell springs of 2.2 mm diameter with boxing in polyurethane with density 30 Kg/Mc support in expanded polyurethane and thermofused felt to receive the figure of the body. COVERING FIBRE: in pure cotton with differentiated stuffing for summer side (cotton) and winter side (wool). Handles and outer tridimentional aerplus to obtain best aeration. CAPACITY: Medium hard. Covering textile The covering textile used for the mattress are subjected to changes based on the availability e/o production choices. 3D BAND Orthopaedic, Aerated, Non deformable