Our 8-inch mattress is designed with a two-layer full foam system with a top layer of 4cm gel memory foam that is naturally antimicrobial and resistant to allergens, mold, bacteria, and dust mites, and 16cm sturdy support foam to ensure great comfort and more durability. The gel memory foam provides a better contour to the shape of your body, allowing optimal relaxation for a deeper, longer, and sweeter sleep. Our mattresses feature Negative Ion Aerobic Fabric, which contains 18 amino acids that are beneficial to human health, helping to keep mattress surface at the ideal sleeping temperature. The gel memory foam provides a better contour to the shape of your body, allowing optimal relaxation for a deeper, longer and sweeter sleep. Specifically designed for side sleeper, back sleeper, or stomach sleeper, the 3ft single mattress allows you to flexibly match various sleeping positions to achieve Zero restless sleep.