Cover of high-quality leather, good air tightness of liner——High quality PU outer leather, wear-resistant; High quality PVC liner and leakproof charging valve prevent air loss during training, long service life; In addition, a pneumatic cylinder is provided to repeatedly inflate and deflate the ball. The smooth surface of the ball, even if the use of bare hand punching will not be injured——Made of 6 pieces of leather stitching, the stitching line is delicate and fine; The air vent is inserted into the ball and does not protruding, and the ball body is not equipped with other foreign objects. You can hit the ball without boxing gloves and not get hurt. No-punching installation witch convenient disassembly, the speed ball can also be fixed, not limited by the site——We have a complete accessory package for you: the powerful silicone sucker can be used to install the speed ball on a smooth surface without drilling, and it is easy to remove and move; Fixed anchors can be used to install speed balls on rough surfaces such as concrete floor and carpet. No matter which installation method you choose, it is very convenient and safe. Built-in elastic rope who provides high speed, stable rebound, let you focus on training——The ball and rope are integrated which T=the elastic rope is embedded inside the ball, bringing you more uniform, stable and fast rebound ability. You can use it for mixed martial arts training, boxing, dodge training, or for reflectivity training, but it's also great for home workouts and stress relief. Adjustable rope length, suitable for scenes and people of different heights——Special design for rope length adjustment, which can quickly adjust the height of the ball according to the height of the installation site or the height of the exerciser.Age Range (Description): Adult. League: MMA. Outer Material: PVC. Color: Black and white. Brand: REEHUT. Sport Type: Boxing, Mixed Martial Arts. Date First Available: January 5, 2021. Best Sellers Rank: #412,715 in Sports & Outdoors. Customer Reviews: 3.8 out of 5 stars 5 ratings 3.8 out of 5 stars. : B08S3SR1B1. Sport Type: ?Boxing, Mixed Martial Arts. Outer Material: ?PVC. Part Number: ?6001018US01RE05. Manufacturer: ?REEHUT. Color: ?Black and white. Brand Name: ?REEHUT. Package Weight: ?1.03 Kilograms. Item Package Dimensions L x W x H: ?10.04 x 6.61 x 4.72 inches.