Powder coated steel tubing. Dual cross bars. Removable desk length arm rests. Swing away foot rests with plastic footplate. Steel caster fork. PVC armpads for extra comfort. 12 1/2" rear mag wheels with PU tires. 8" x 1" front casters with PVC tires. Heavy duty, nylon reinforced upholstery with a black carry pouch. Push to lock wheel locks. 450 lbs weight capacity. 22" wide seat.