2 Pieces Natural Jade Stone Chinese Hand Exercise Massage Roller Balls Tools Volleyball Knob Color: As picture show

Knob Color: As picture show

Fashionable design with camouflage color makes you young and energetic

Made of quality tungsten steel with high hardness

Professional and convenient

2 Pieces Natural Jade Stone Chinese Hand Exercise Massage Roller Balls Tools Volleyball Knob Color: As picture showITEM NAME: 2 Pieces Natural Jade Stone Chinese Hand Exercise Massage Roller Balls Tools img *{margin: 0; padding: 0;. Material: Natural Jade Stone. 2 Pieces Stone Balls. Helpful for wrist, fingers, hand and arm tendons, muscle, soreness relief. You can make people's thoughts focused on the hands, eliminate all kinds of distractions, to eliminate tension and enjoy deep thought relax.