1.Perfect for children and beginners: this table tennis trainer is designed for children and beginners to improve their pong skills in a fun, easytouse format, making it a perfect tool for learning handeye coordination and practicing shots at home or school 2.Comfortable indoor play and door setup: the square table tennis trainer can be easily placed indoors on any door, allowing children to practice their skills without needing a fullsize table or outdoor space, making it a perfect solution for small spaces such as bedrooms, living rooms and schools 3.STURDY CONSTRUCTION FOR DURABLE USE Made of high quality materials, this table tennis trainer is built to withstand repeated use to ensure it is durable and effective for extended exercise, ideal for use in homes, schools or training facilities 4.Adjustable tension for varied difficulty levels: the exercise trainer has adjustable settings for different levels of difficulty, so children can challenge themselves by increasing the tension of the ball , which helps improve response time, accuracy and overall playing skills