【For Tennis Improvement!】 The Classic Training Tool for Mastering Topspin: "TopspinPro" ＼Improve Your Form in Just 2 Minutes a Day!／ This is the popular tennis training tool "TopspinPro," which allows you to easily acquire professional-level topspin at home or outdoors. It's used in tennis schools and is effective for learning the correct swing, from beginners to intermediate and advanced players. ✅ Product Features Learn the correct topspin form through visual and kinesthetic senses. Accommodates a wide range of shots, such as high shots and low balls, depending on the height from the ground. Naturally develops the angle and trajectory of your swing. Easy to assemble & portable! Can be used at home or outdoors. ✅ Set Contents TopspinPro main unit (Adjustable height: 1150cm - 1350cm) Storage case Instruction manual (Assembly and usage) ✅ Specifications Color: Green / Black Weight: Approximately 2.7kg Condition: Used (There are no major scratches, but there is some discoloration. *This is a used item, so we will sell it to those who understand.