This superb 4ft Punch Bag is constructed from high quality carbonium-style PU for a great look & increased durability. Foam lined & filled with soft textiles; it provides greater shock absorbency & hand protection. The punch bag is supplied with heavy duty metal D-rings & chain set. To increase longevity of the bag; we recommend purchasing the Bodypower Hook & Swivel Bracket (BPBEAC1118). Also available: 3ft & 5ft.