?Suction Cup Base Design?The Self-Suction Cup Can Be Firmly Fixed On The Ground, So You Don'T Have To Worry About Shaking During Training. Give You A More Solid Boxing Experience. ?Multi-Functional Equipment?It Contains 2 Speed Balls, 360 Degree Reversal Bar And Pu Boxing Bag. Using It Can Improve Your Speed, Response And Physical Coordination. ?Easy To Install?Assemble The Product According To The Manual, And The Installation And Storage Can Be Completed In A Few Minutes. Fill The Base With A Mixture Of Sand And Water To Improve Stability. ?Multiple Training Methods?Boxing Training, Kick Training, Fitness Shaping, Speed Training, Reaction Training, Intelligence Improvement And Stress Relief.