Ideal for punches, elbows, knees and kicks of all martial arts. Constructed of Syntek Leather with heavy duty water resistant and non-tear nylon lining Industrial strength nylon web straps with reinforced stitching and rivets at key stress points. Dimension: 36 cm dia. X 112 cm. Approximate weight after fill: 31 kgs This Bag is Sold Unfilled. Available in Black, Yellow, Lime Green, Red, Blue. Beware of fakes on the market, just because they say made in Thailand doesn't mean they come direct from the Fairtex factory!