Dyonery - hardness , one-sided sleeping , effectively relieving shoulder, neck, back，8-in Twin - White BY-MA

12-inch : Three-layer structure. The outer layer is gel-ventilated memory foam, providing a cool ; the middle layer is liquid gel elastic foam, which relieves body pressure throughout ; the bottom layer is high-density support foam, offering long-lasting and stable support. 5/6/8/10 inch basic model: Double-layer structure, gel breathable memory foam + high-density support foam. It ensures basic comfort while being suitable scenarios.