Full 3D material high-elasticity high-density three-dimensional hollow structure, with a functional polyester fiber material in the middle of the upper and lower meshes, a revolutionary soft material supported by X-90° structure; 100% polyester material, environmentally friendly and non-toxic Superior ventilation and heat dissipation, dry and comfortable, washable and quick-drying, water flow is second, mildew, bacteria mites are difficult to breed: 400,000 support points per square meter, nearly 1.4 million support points per mattress, is a tradition The spring mattress is 2000 times softer and softer, which can effectively release the pressure of the spine, support every point of the human body, prevent blood circulation caused by oppression during sleep, and effectively prolong deep sleep.