RDX offers unsurpassed punching bags, in terms of durability and value for the money. Hitting or kicking our punch bag over and over again in your workout session will improve toughness, and will enhance your bone density. It will enhance your striking ability, further strengthening quickness, strength and cardio. The resilient shredded textile filling material resists weather and wear for use indoors or out. These exclusively manufactured punch bag set offer extra-large striking surface for training across a variety of disciplines with the backing of versatile fitness products. Duly stitched, Shredded textile filled heavy duty 4ft punch bag weighs approx. 18 - 20 KG (Maximum Filling Capacity 40-50 KG) and 5ft Pre-filled Punch bag, Approx. 20 - 22 KG (Maximum Filling Capacity 50 - 60 KG).