This product is made of natural high-level hexagonal blackgreen jade and Hsiuyen jade, and high quality leather of rhinoceros. Dark green jade mattress has a wonderful health-care temperature Sterilization health function. This product can improve the quality of human sleep and physical fitness. The heating unit is not resistanceheating unit, but latest heat technique "carbon fiber heating technology" principle of fever, combined with South Korea's unique expertise and special processing and electronic components production, so the heat does not produce harmful among the electronic waves, completely cut off in the heating occurs in the process of electric radiation and naturally occurring water-clock. The bowlder of mattress is blackgreen jade, and the advanced leather.