1.[Boxing Reflex Ball ]: Boxing ball with 2 adjustable headbands.This is a boxing device that starts from zero.It is the ideal way to improve your reaction speed, agility, reflexes and hand eye coordination.it's perfect fits anyone from to adults, parents and children can train together,It can also increase family joy. 2.[Improve Hand Eye Coordination]: Punching the Ball is a way to improve reaction time and hand eye coordination. 3.[Wide Application]: Boxing Reflex Ball Suitable for women men, , and older, your fitness. Size: Headband Width3cm/1.18inch; Circumference 43cm/16.93inch. 4.[Boxing Ball]: Wearing ball can training will have different training effects according to your hitting direction and dodging direction, which can exercise your reaction speed and movement all directions.