100% Satisfaction Guarantee - 90 days and 100% money back guarantee If purchased on Amazon for Chanmeen products, buy your Solo Volleyball Coach now with confidence. Please do not hesitate to contact us if you have any questions, we will reply within 24 working hours. Volleyball equipment improves your skills: With the help of volleyball training equipment, it becomes very easy to practice the swing arm technique and throw several times in a row. The elastic cord guides the ball back after every swing. There is no need to stop training to go and get the ball. Multiple fast repetitions in a row take you into a state of flux: this makes it easy to perfect the technique through quick feedback. Furthermore, our basketball bag that serves as a coach can adapt to sports balls of any size, it can be a soccer ball, a soccer ball and even a basketball. We used high quality materials and durable Velcro straps. Caution: Children must be used under the direct supervision of an adult. Volleyball not included. Technical specifications: Material: neoprene Black colour Package Included: Belt 1 * 43 inches (1.1 m) 1 * Ball sleeve 1 * 86 inch (2.2 m) elastic cord 1 * Waterproof nylon bag