Apexeon Volleyball Training Equipment - Aid for Serving and Arm Swing, Perfect for Beginners

Adjustable elastic cord, natural length of cord is 1.7m, maximum stretch distance can reach 5m. stick strap is adjustable to fit different waist sizes to 80cm (31.5in) elastic cord guides ball back after every swing, efficient and time saving. Made of nylon and diving fabric, durable, strong and elastic. neoprene pouch with adjustable strap fits all sizes volleyballs.