Supporting an ergonomic sleeping position, the Active mattress was created for people who spend their days actively. The characteristic arrangement of three layers and special tensions of the outer layers make your whole body perfectly supported. Your muscles can regenerate, and you will get up rested and full of energy the next morning.High-flexible foam 7 zones of firmness DUO version Air-conditioning belt Membrane fabric Air-conditioning fiber Oeko-Tex Standard Product Anti-allergenic Two-sided Height: 22 cm