This exclusive mattress features a 4 way stretch knit designer fabric with cooling. This fabric will help keep you cool and conform to the sleeper's body shape. The Stella mattress uses a 789 individual wrapped coil support system with a Quantum Edge to support and conform to the sleeper. This support system also helps reduce motion transfer between sleepers and allows the sleeper to sleep all the way to the edge. This mattress features multiple layers of cool gel quilt foam right up on top of the mattress to provide comfort, cooling and support. High density foams also help provide complete support and comfort all night long. The Stella Jumbo Pillow top has a great balance of plushness and firmness to provide a great night sleep. The Stella is also motion friendly so you can pair with a motion base to elevate your sleep. Set includes (2) Twin XL mattress and (2) Twin XL Legends Signature adjustable power base.