Package content:4 Pieces wrist balls in 4 different styles, including basketball, football, baseball and tennis, which is convenient for daily exercise, play and pratice. You can also share these wrist balls with your family and friends. Multi -functional training: Wear on the wrist return ball on elastic string, adjust the length of the elastic rope, and then throw it at the distance and catch it. You can also practice kicking with your feet. You can also practice throwing, hitting, and juggling the ball to improve your eye coordination and response ability. Use occasion: The return wrist ball is suitable for children and adults to spend their spare time, and the wrist sports options for the elderly; these wrist regression balls are also very suitable for gatherings, such as birthday party, school activities, parent -child activities, family gatherings, etc., which are also suitable for individuals. Entertainment and practice. Finger Exercise: Elastic rubber wrist balls are suitable for alleviating the stiffness of the hand and the wrist exercise. The idea of thinking for early rehabilitation training helps to recover from the hand. High -quality materials: The elastic wristband is made of rubber rubber, odourless, soft and comfortable to touch, durable, does not deform or bend easily, has good elasticity and rebound effectit can be used for a long time.