Build stronger hands and greater dexterity with the GaineticAI Finger Hand Strengthener Grip Balls.
Designed with customizable individual finger buttons, these grip balls let you adjust resistance for each finger, providing a painless yet effective way to increase strength—even for users with arthritis.

Key Features

• Finger-Targeted Training – Individual plungers isolate each finger for balanced strength and flexibility.

• Adjustable Resistance – Fine-tune tension on each finger for personalized workouts.

• Comfortable Grip – Soft silicone pads cushion palms and fingertips for long sessions.

• Two Training Levels –
  • Red Version: Standard finger & hand strength training
  • Black Version: Heavy resistance for advanced grip workouts

• Multi-Use Benefits – Perfect for musicians (guitarists, pianists), athletes, office workers, artists, and anyone seeking stronger hands or improved rehab recovery.

Compact and portable—use it at the gym, at home, or on the go.
Ships from the U.S. in 4–7 days.