Dual-sided sleeping experience: One mattress offers two different experiences One side provides moderate support, conforms to the body's curves, and relaxes the muscles. Strong support on one side, relieves back pressure, ADAPTS to different sleep preferences, and can be switched by turning over. Layered Technology: Comfortable + Breathable + durable Surface layer: Breathable rayon knitted fabric, skin-friendly and sweat-proof; Middle layer: Green tea gel foam + liquid gel elastic foam, dual benefits of pressure reduction and temperature control, refreshing all night long. Bottom layer: High-density base foam, stable and durable, will not collapse even after long-term sleep.