Features: The table tennis trainer has an automatic thread collection function, which eliminates the need for manual ball retrieval, making it convenient and efficient, saving time and energy. Adopting a suspended designs, table tennis Ball are suspended in the air at different speeds and angles, helping player improve their reaction speed and hand eye coordination ability. Suitable for indoor place such as homes, schools, or sport place, providing a convenient training environment. It can be easily installed on standard size door frame, convenient and fast, without taking up extras space. Suitable for children, beginners, family users, and player who wishes to train table tennis in indoor environment. Specifications: Materials: PP and ABS Color: Whiteness Rabbit/Gray Rabbit/Astronaut Hamburg/Astronaut Man Table tennis racket size: 23.5x14cm/9.25x5.51inch Package Includes: 1set Table Tennis Trainer note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.