1.The hanging boxing speed ball is made of PU leather, it is handstitched with double layers of textile for better precision and lasting durability. Spherical precision, regular sewing that is not easy to break, effectively improves tensile strength and has a longer life. 2.The double end ball contains 1 pump, 1 inflatable needle and 2 ring locks. The ball can be easily inflated and deflated with an air pump and put away when not in use. Suspended type special design in this speed ball, convenient to use and handle. Size: 180 cm total length, 220 cm stretchy length. The top elastic rope is 60 cm tall and can be stretched to 72 cm. The bottom elastic rope is 80 cm tall and can be stretched to 96 cm. The speed ball has a diameter of 20 cm. 3.Double belt at both ends with thick elastic rope, increase the life, high elastic hanging rope with strong extension, high elasticity, not easy to break. Special design with suspension, convenient to use and handle. 4.Double end punching ball is a great training tool for developing rhythm, agility, accuracy, endurance and handeye coordination. It trains both attack and defense maneuvers and promotes reaction speed, improves your combat skills. Suitable for MMA, combat, boxing or daily training of reaction, accuracy, agility, endurance, etc.