About this item Height Adjustable Design – The height of this boxing bar can be adjusted between 47.1 and 74.1 inches / 119.6 and 188.2 cm. Height adjustable design to meet everyone’s needs, perfect for youth and adult workouts. 360° Reflex Bar – Standing reflex punching bag with a 360° rotating reflex bar that rotates quickly when you strike, ideal for improving reflexes and agility Rapid Rebound Punching Bag – Boxing bar with an inflatable speed bag, made of PU, wear-resistant and anti-aging, comfortable to the touch. This helps to improve your punching speed and exercise your arm muscles Stable and Durable Base – The base of the spinning bar with 8 strong suction cups is suitable for any smooth surface to prevent scratching the floor while enhancing the stability of the base. The base can be filled with sand or water to make the boxing bar more stable during exercise Customer Service – When you receive the spinning bar, if there are missing accessories or other problems, please feel free to contact us, we will certainly solve your problem.