Features:The benchtop type suction base is securely attached to any wooden or metal table top.After the impact, the powerful spring can quickly return to its original state.With pump and valve, easy to use.The speed ball is suitable for anyone, and is ideal for home or office decompression.The high quality PU surface is soft and durable to protect your hands from injury.Specification:Product Name: Desktop Punching BagHeight: 40 cm/15.74 inchesSpring Height: 13 cm/5.11 inchesSuction Cup Diameter: 17.7 cm/6.96 inchesProduct Material: PU+spring steelProduct Color: redPackage Included :1 X Inflatable punching bag1 X Plastic suction base1X Durable spring1 X Mini air pumpNote:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item.2. Due to manual measurement, there may be 1-2mm error in size.