RDX Double End Speed Ball Bag Maya Hide Leather Boxing Floor to Ceiling Rope MMA Training Muay Thai Punching Dodge Striking Speed Ball Kit Workout Adjustable Bungee Cord Made from top notch Maya Hide Leather Double End Speed Ball Comes with Heavy-duty nylon strap & rubber bungee cord adjustable up to 48" The tough Nylon strap is easy to mount and very stable Rubber bungee cord calibrates the ball after receiving hits from different angles. Includes four metal O-Rings and tough PVC buckle + fixings