RDX Double End Speed Ball Leather Boxing Double End Speed Ball Bag MMA Double End Dodge Ball Punching Training Floor to Ceiling Rope Workout RDX Patent Pending high quality Cow Hide leather Double End Speed Ball lined inside with 2 layers of textiles Comes with Heavy-duty nylon strap & rubber bungee cord adjustable up to 48 inches Includes four metal O-Rings and tough PVC buckle + fixings Tough nylon strap makes adjusting double end bags quick, convenient and easy The ball is hand stitched to the highest standards and has a rubber bladder inside