Amputee Cushion Adult Left Extension 18w x 16dx1 1 2 Wrist BP Monitor 75 (Seat Section) * External Style:Right Ear 75 (Seat Section) * External Width: 19 (Seat Section) * Seat Length: 13 (Seat Section) * Back Length: 25 (Seat Section) * Total Length: 38 (Seat Section) * Depth: 27 5±3dB Max OSPL90 137 5 * Meets CA 117 code * HCPCS Suggested Code: E1020 Left Extension * Padded cushion is specially designed for the left and right * Black leatherette zippered cover * Leg extensions are approximately 1 2 of the seat width x 9 long * Overall length with Leg Extension is 25 * Overall thickness is 1 1 2 and have a 5 8 plywood base 18 Wide x 16 Deep x 1