TOP-QUALITY MATERIAL: 2MM latest PU material, stronger and more durable than traditional Oxford cloth, with polyester and EPE inside PROFESSIONAL GLOVES: Only here can you get professional boxing gloves for free. 12OZ Bonus Gloves for the best shock-absorption protection. Give you full confidence in boxing WEIGHT ADJUSTABLE: The punching bag need your own filling, which can be adjusted to your appropriate weight of 30-80lb, and you can look for old clothes, towels, blankets, or any cotton filling material. If you can't find enough fabric, you can buy insulation from supermarket NOTE: NOT YET FILLED! PUNCHING BAG BUNDLE: 1 x 4' unfilled punching bag, 1 x 12OZ boxing gloves, 1 x 360° rotating triple steel chain, 1 x expansion hook INSTALLATION: 1.Drill hole on the wall. 2.Put expansion screws into the drilled hole 3.Tighten the expansion screws 4.Hang up the filled punching bag and start your workout