Description: 【Tennis Training Partner】: This tennis trainer with an automatic rebound feature allows you to practice your tennis skills independently, without the need for a training partner. You can improve your technique anywhere. 【Durable Structure】: The set includes a sturdy base that provides stability during training. Made from quality HDPE materials, it ensures long time use and strong resistance to wear and tear. 【Easy Installation】: The user friendly design ensures quick and convenient assembly of the set in just a few minutes, allowing you more time to promote your tennis skills. 【Portable and Compact】: Whether practicing at home, on the court, or in the backyard, this compactly designed set is portable enough for you to carry around for training whenever you want. 【Multi functional Use】: Suitable for players of all skill levels from beginners to advanced levels; can be used for various types of training including serving, volleying, and baseline hitting to enhance your overall tennis performance. Specification: Material: HDPE Size Chart: Base: 19cmx5cm/7.48inchx1.97inch Rope Thickness: 0.15cm/0.06inch Rope Length: 360cm/141.73inch Package Includes: 1 Tennis Trainer, 1 Ball(4 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.