None Fiberglass Cooling Gel Memory Foam: Hybrid Mattress: Discover unparalleled pressure relief with our king size hybrid mattress. Combining the adaptive support of pocket springs with the contouring comfort of gel memory foam, this mattress evenly distributes body weight and alleviates pressure points. Whether you’re a side sleeper seeking relief for shoulders and hips or a back sleeper looking for spinal support, the multi-layered design ensures proper alignment and reduces strain on key areas. Mattress in a Box: Simplify your sleep upgrade with our convenient mattress-in-a-box design. Delivered directly to your doorstep, this mattress is easy to set up—just unbox it and allow 48-72 hours for full expansion and any initial odor to dissipate. Once ready, sink into unparalleled comfort and tranquility. 100 NIGHT TRIALS: As the brand owner and manufacturer that Lechepus will always bring you a quality mattress that is comfortable. Each mattress we sell goes with a 10-years support and 360 nights trials. You can decide if the mattress work well with you. Don't compromise your sleep quality - upgrade to the Lechepus Mattress today.