Made from high-quality, combustion modified polyurethane foam, Standard Density & compression rolled for efficient storage. Convoluted "eggcrate", overlays are recognized for comfort, not pressure management.   #SP22S-000-2X34X72 12Ea/Cs    #SP45S-000-4X34X72 4Ea/Cs( NON081964) Latex Free UNSPSC#42141704