Description Finger Trainer: Hand Trainer Set Is An Ideal Tool For Training Hand Strength, Forearms And Fingers. The Set Includes Adjustable Hand Muscle Trainer, Silicone Grip Ring, Finger Stretcher, Finger Trainer.High Quality Materials: Fully Silicone, Easy To Clean. It Is Also Very Safe, Non-Toxic, Harmless And Environmentally Friendly. The toughness is excellent, you dont have to worry that the elasticity will decrease after a period of training. Rehabilitations and prevention: Ideal For Rheumatoid Arthritis, Arthritis, Carpal Tunnel, Tendinitis, Tennis Elbow And On The Road To Recovery After A Broken Or Broken Wrist, Or If Youre Typing, Texting Or Other Activities That Use Your Muscles Involved.Ergonomic Design For All Hands: The Strength Trainer Is Ergonomically Designed And Fits All Hand Sizes And Ages Well, Ideal For Men, Women, Elderly And Young. Portable And Lightweight, They Are In Any Pocket Or Bag. You Can Get Replays At Home, At Work, While Walking, In The Car Or Anywhere Anytime.Package Includes: 3 Finger Stretchers And 3 Handles And 3 Stress Balls - 3 Different Colors Stress Balls.Note: The data are all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received.