Kensington Memory Foam Backrests - Black - 1 Each

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• 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.
• Removable, washable fabric cover included.

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