THE BENCHMARK OF PRO BAGS: The best bag for feel and playability – it will truly enhance your game to the next level! Easy to control on the slow side, but ALSO easy to push! Perfect pairing when you are looking for mid speed bag. This bag has our premium Blast resin mix which has a flat mix and compactable feeling bag, similar to a pro sniper. Say goodbye to those bags which constantly get clogged in and around the hole. Usage speed friction factor of 6/9 MADE IN THE USA: Hand-crafted from the highest-grade materials on state-of-the-art sewing machines. Do NOT use on cement or similar surfaces. The pro bags are engineered to be used on surfaces other than ones like cement/concrete which could cause snags in the fabric.