Spiky Ball, Soft Transparent Massage Ball Handheld Massage Roller Ball for Hand Wrist, Foot, Back, Muscles7CM (7CM)

Product Overview & Specifications

Feature:1. Office health products for keyboard workers can improve grip, hand endurance, flexibility and muscle tension.2. Using the grip ball for exercise can reduce nodules and tightness, relieve muscle soreness, improve sports performance, and increase flexibility.3. A hand ball, can perform grip exercises, fingers training, wrist muscles, assist in rehabilitation training after injury, and reduce stress.4. Small size, light weight, pointed design, help exercise fine and rough motor skills, a