BEST REACTION SPEED TRAINER: This boxing reflex ball can improve your boxing ability, reaction speed, agility, hand-eye coordination, and fast all-around improvement of your sports performance!
Four Layers of Thickened Foam: Protecting your hands in the fast rebound, not only the best reaction trainer, or the safest boxing reflex ball, durable and unbreakable, always do your workout on the road to the best partner!
Superior Grip Design:With the new adsorption patent design, no water and mud, gently step on it, super suction to ensure that it is stable and does not fall down when hitting, easy to install and easy to use, where you want to work out where you want to work out.