Improve Your Skills: This Volleyball Spike Trainer is designed to enhance your spiking skills without the need to chase the ball. It allows for solo practice of ball contact, and footwork.Quality Material: This Volleyball Training Aid is made from polyester, ensuring it can withstand training sessions and last for a long time.Adjustable Length: The cord length of the training aid can be adjusted between 150cm-300cm/59.06inch-118.11inch, and the ball sleeve cord is 39cm/15.35inch long, making it suitable for players of different heights and skill levels.Enhances Skills: This spiking trainer system is designed to hold the ball firmly in place while you develop your form and hitting technique. It's great for improving your timing, precision, and strength.Versatile Use: Whether you're practicing at camp or, at home, this volleyball training aid is ideal for use across various training grounds. Specification: Material: Polyester Size Chart: Adjustable Webbing: 150cm-300cm/59.06inch-118.11inchVolleyball Belt: 39cm/15.35inch Package Includes: 1 Volleyball Spike Trainer Set Note: Please allow slightly errors 1-2cm differences due to manual measurement.