This provides a leg rest for below knee amputee. It helps to maintain comfort and proper positioning of the stump to assist in preventing knee flexion contracture of the amputated limb and edema.This durable 5-ply birch plywood box is designed to be placed under the wheelchair cushion to provide maximum comfort and support to the user. For double amputees, an additional insert can be purchased.The vinyl covered pad provides maximum support to the affected limb.