1.BRILLIANT HEIGHT ADJUSTMENT Our table tennis ball trainer is a versatile training solution suitable for players of any size; ideal for and adults alike. The heightadjustable function ensures easy adjustment to players of different heights and thus ensures an individual and comfortable training experience. 2.VERSATILE TOOL Enhance your game with the table tennis training wheels that help you with training and top spin. This professional equipment is perfect for players of all skill levels, improves your spin control and adds variety to your practice training. 3.Efficient Practice With this efficient trainer designed to strengthen muscles and improve beginner game quickly, resulting in advanced development, you will achieve good results in a variety of ping pong skills. 4.SUITABLE APPLICATION Ideal for backyards, ball fields and playgrounds. This table tennis ball trainer is suitable for gardens, parks and driveways making it perfect for indoor and outdoor use.