The Fixed Arm Trough Foam Pad attaches to the arm of a wheelchair to provide front-of-hand protection. A durable wheelchair accessory, the arm trough is made of black, molded, heavy-duty plastic with soft padding. The armpad height on the arm support is easily adjustable with the pre-installed height channel. The Fixed Arm Trough Foam Pad is a helpful aid to keep the arm comfortably secured. It's particularly useful for stoke patients or individuals with limited dexterity.