Description: FEATURE: Sturdy clamp base ensure super , clamp to 9cm/3.54inch. HIGH QUALITY: Made of high quality PVC material. It is no problem to hit the ball violently because of the strong stability and good flexibility. USAGE: You can fix it on the edge of table, fit for stroking practice of long distance over the table. HELPFUL: Helps with timing and wrist action, good training aid to give you much fun when playing table tennis. Training your attacking and foot steps movement and helps you the rotation of balls. APPLICABLE: Suitable for table tennis lover, , club and so on. Specification: Material: PVC Color: White, Blue Size Chart: 51cm / 20.08inch Package Includes: 1 Set Table Tennis Training Machine Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful shopping!