Boxing Speed Ball Double End Punching Bag Quick Puncher Reflex Training Device. Condition is "New " Open Box To Confirm Item. ".IMPROVE REACTION AND SPEED - The unpredictability of the rebounding boxing fight ball reflex. With the intensity of your punches and the ball reflex quickly Convenient & Portable : Attach the ball to the ceiling and floor using vacuum chucks, no drilling required, is easy to install. Item Weight : 0.55kg, is easy to carry and store. Please note: The suction cup is not directly attached to the smooth surface. Moves in all directions to improve your hand to eye coordination, it is to train speed and reflexes, fully adjustable, you can also easily change the elastic string length to suit any size Build quickness, agility and stamina Develop timing, hand speed and accuracy of movement Quick change ball lock allows for easy ball height adjustment FUN TO LEARN: Challenge your friends to do the longest punch combinations in a row. Because our reflex ball is so easy to adjust you can quickly swap between users. TRAIN ANYWHERE: Our Boxing reflex ball is so compact it's easy to take with you and use as part of any workout: at the gym, after a run or even in the office. IMPROVE REACTION AND SPEED - The unpredictability of the rebounding boxing fight ball reflex. With the intensity of your punches and the ball reflex quickly will really burn out your arms, chest, shoulders and upper back, perfect for calorie burning. It will increase your agility, concentration and reflexes, release your stress.