"High Quality: The hanging boxing speed ball is made of high-quality PU leather, hand-sewn with a double textile layer for higher precision and longer durability. The ball has precise regular lines, and the fine sewing is not easy to break, which effectively improves the tensile strength and has a longer service life.Easy to use: The double-headed ball contains 1 pump, 1 inflation needle, and 2 ring locks. The ball can be easily inflated and deflated with an air pump and can be put away when not in use. This speed ball adopts a special hanging design, which is easy to use and operate. Size: Total length 180 cm, stretchable length 220 cm. The top elastic rope is 60 cm high and can be stretched to 72 cm. The bottom elastic rope is 80 cm high and can be stretched to 96 cm. The speed ball has a diameter of 20 cm.Super strong elastic rope: Double-band thickened elastic rope at both ends to increase service life, high elastic hanging rope, strong extensibility, good elasticity, not easy to break. Special hanging design, easy to use and carry.Double-Headed Boxing Ball: Double-Headed Boxing Ball is an excellent training device for developing rhythm, agility, accuracy, endurance and hand-eye coordination. It can train both offensive and defensive movements, improve reaction speed and enhance your fighting skills. Suitable for MMA, fighting, boxing or daily training of reaction, accuracy, agility, endurance, etc.Practical Stress Relief Ball for Everyone: With this exquisite speed ball, you can easily relieve stress, which is very suitable for adults, teenagers, men and women."