The HOMCOM boxing bag is the best choice for boxing fans and bodybuilders to exercise. Because of the motion associated with boxing, our punching bag with a stand can improve your hand and eye coordination while its fast bounce back helps with fitness and for building muscles. The sturdy base of the heavy bag means that has excellent stability, being able to support with sand or water. Furthermore, because this punching dummy is height adjustable, it can meet the needs of most people as well.Features: - A fun and energetic way to keep you entertained and active- 3 in 1 function, a combination of two speedballs, one 360° reflex bar, and PU wrapped boxing bag- Height is adjustable: ranges from 160-230 cm, perfect for any height of use- Stable HDPE base can be filled with water or sand- With 12 powerful suction cups on the bottom, it can fit most of the ground- This set can help raise your heart rate for a great workout while helping you develop timing, speed and accuracy of hand and eye coordination- Made of sturdy steel structure, wrapped with durable and soft PU cover, tight stitches to ensure long-term use- Assembly required