Continuous innovation for continuous comfort. Expertly engineered with the most advanced pressure-relieving material ever created to give you deep relaxing sleep that rejuvenates your whole body. The Tempur-ProSense Medium Hybrid mattress features an easy refresh top cover that is removable, machine washable and super-stretch, Tempur-ES® Comfort layer with softer top layers of Tempur® Material, Tempur-APR Support layer that offers the most pressure relieving Tempur® Material ever created, and the Hybrid technology designed in-house to work with Tempur® Material.