Features: Ergonomic support, relieving pressure for optimal muscle recovery. Design: Made with a layer of viscoelastic, viscosoft and 4cm of Biotherm fibers. Athletic: Perfect for resting athletes! Design: Sporty, dynamic design with a black and green border. Tech: Duo-system with one medium (A) and one high firmness face (B). Mattress: Get a sport energy pro mattress in one of 36 sizes! Sport Energy Pro Mattress Xx | Green