Kensington L82025F Memory Foam Backrest, 14-1/4w x 1-3/4d x 13-1/4h, Black

Give your back full support with high-density, viscoelastic memory foam. Temperature- and pressure-sensitive foam molds to body shape. Memory foam was originally developed by NASA to relieve astronauts of G-force during lift-off. Memory foam dissipates pressure to provide maximum comfort for you. Easy-to-adjust straps provides universal chair fit..High-density memory cell foam was originally developed by NASA to relieve G-force strain during lift off..Temperature- and pressure-sensitive, it molds to the body s contour, offering optimal comfort and back support..Provides maximum back support..Two adjustable straps hold cushion in place.