This Nectar Hybrid mattress by Nectar Sleep features a quilted cooling cover with microban antimicrobial protection, a layer of Gel-Infused Memory Foam for pressure-relieving gel memory foam, Dynamic Transition layer to add support plus crucial bounce and rebound to transition from foam to springs, edge-support innerspring coil to provide breathable edge-to-edge support, and stability base layer to ensures support and stability so the top layers perform their best.