12 W x 34'L x 7 H * A bed positioning wedge contoured to an optimum 30¯ * Provides optimal 30-degree angle of incline for relieving pressure on hipbone and coccyx * Wedge is comfortable and made from convoluted foam * Low-Shear II wipe-clean outer cover reduces skin damaging friction * Can be disinfected for infection control * Non-slip bottom keeps wedge securely in place * Super Soft Convoluted foam surface *