1.Seat back cushion is made of flame retardant standard oxford nylon fabric mesh cushion, seat back cushion sandwich is 600d canvas. 2.PU one-piece armrest pad. 3.Front wheel 6 inches (15cm) Rubber tires, high strength steel fork. Rear wheel 20 inches (50cm) solid rubber tire steel wire big wheel. 4. Brake: with rear hand brake function and elbow joint type brake, below the seat surface after braking. 5.Wheelchair back can be folded, armrests can be upturned and fixed, footrests can be upturned. Plastic armrest rings.