TEKXYZ Boxing Reflex Ball, 2 Difficulty Level Boxing Ball with Headband, Softer Than Tennis Ball, Perfect for Reaction, Agility, Punching Speed, Fight Skill and Hand Eye Coordination Training Folding----White Lengthening or shortening the balance

Lengthening or shortening the balance spring makes the balance wheel go faster or slower to advance or retard the watch

Outsole: Michelin OCS (Optimized Cell System) provides improved traction thanks to a road-racing inspired circular micro cell pattern

The lumbosacral support is constructed of lightweight

talk into your remote to play your favorite movie

Just plug in the power cord

TEKXYZ Boxing Reflex Ball, 2 Difficulty Level Boxing Ball with Headband, Softer Than Tennis Ball, Perfect for Reaction, Agility, Punching Speed, Fight Skill and Hand Eye Coordination Training Folding----White Lengthening or shortening the balanceBrand: TEKXYZ Color: Black Red Features: LIGHTER, SOFTER and SAFER We specifically designed it to be much lighter and softer than the tennis ball, so it is grove free, and everyone can enjoy it without any worries about hitting yourself in the faces, eyes, noses, and fists as well, it's much safer! TWO STEP APPROACH LEARNING SYSTEM Are you worrying about it's difficult to get the hang? The black ball is specifically designed to be much easier for