HIGH-QUALITY FOAM: Mattresses are covered by good-quality knitted fabrics and multiple layers of hign quality memory foam which is ventilated and breathable.All memory foams are certified by CertiPUR-US. Better choice for family. ERGONOMIC SPRINGS DESIGN:King size mattress is designed with individual springs wrapped by independent non-woven fabric which hold you all-around.Designed with advanced ergonomics technology, Aicehome twin mattress fits your body perfectly from head to toe, helping release your body maximally, enabling you to enjoy a relaxing sleep after whole day work.The healthier sleep with Aicehome king mattress to make your life more happier. COMFORTABLE AND BREATHABLE SLEEP:Memory foam conducive to continuous airflow & breathable; skin-friendly fabrics adapt to the environment to keep the mattress surface at the ideal sleeping temperature; Buoyant, no-sink support foams adapt and conform to your body for optimal pressure relief.Specialized foams reduce motion transfer of a partner so your sleep is undisturbed.