It can be used on the training ground, in gym, or at home, suitable for personally training, team training, or warms-up preparation before competitions. Made of soft nylon and wooden beads, it comfortably fit the hand Adjustable size, suitable for different hand circumference. Suitable for volleyball player, beginners, and those who correct hand postures. Correcting the wrist strap can help volleyball player grasp the balls correctly, improve ball sensation and control. Lightweight and easy to carry, you can train anytimes and anywhere. It can give the hand strength, make it better and more precise and can be used for a long time. Fingers can have the ability to hit ball and ball can be transferred more in place. After use, the ball will be launched by default and is not easy to hold. When used in combination with a finger tension device, the hand strength can become beneficial and more accurate Specification: 28 x 3.5cm Can give strength hand, make pass better and more accurate, and can be used for a long time. Fingers can have the ability to hit ball and ball can be transferred more in place. Purpose: To reduce fouls or limit movement, the ball is supported in the middle of the palm, making it a standard hand shape and the ball is not touched during training.