Quickly and easily attaches to most any chair. The Nursing Home Lap Tray has an easy fastener that secures the sturdy nylon safety belt. Adjustable belt fits around a chair back or wheelchair. Made of 1/4in (6.4mm) Masonite(tm) with a vinyl woodgrain finish that can be washed easily. Attach the tray to the chair with hook and loop straps. Armrests have safe, rounded corners with nonslip foam padding.