Dr.Back NaturaBond is a unique combination of rebonded foam and Natural Latex. Latex simultaneously supports and contours to your body. Pure Latex moves with you, responding immediately and providing ideal support in any sleep position. This Natural conforming ability also reduces areas of pressure that cause you to toss & turn, interrupting a good night’s sleep. Provides gentle orthopedic support and exquisite comfort in any sleep position. The open cell structure of latex makes the mattress breathable and doesn’t trap or absorb heat. Dr. Back NaturaBond is Antimicrobial, Antibacterial, Hypo-Allergenic Dust mite & Mildew Resistant.