Description: Premium Material: The tennis ball trainer is made of quality HDPE material, lightweight and durable, with non slip foot pad design.Easy to Use: The single tennis ball trainer is convenient for training without the hassle of picking up the ball. Great equipment for practicing your skills on your own.Suitable People: The tennis training tool is suitable for tennis coaches for various purposes, which can improve the tennis game performance, suitable for beginners.Multifunctional Base: The base of the tennis baseboard has the function of storing ball function. Water can be stored inside the base to enhance stability.Portable: The tennis training equipment can be easily stored and carried, it can be set up anywhere and stored easily, it can be given to friends and family members who like to play tennis. Specification: Material:HDPE Size Chart: Baseboard: 19cmx5cm/7.48inchx1.97inchRope Diameter: 1.5mm/0.15cm/0.06inchRope Length: 3.6m/360cm/141.73inch Package Includes: 1 Tennis Ball Trainer Baseboard1 Tennis Ball with Rope Note: Please allow slightly errors due to manual measurement and different monitors.