Set di 5 attrezzi per l'allenamento della presa - Rinforzatore per avambracci - Allenatore per dita - Misuratore di presa - Palla per la presa - Attrezzo per la presa manuale - Set da 5 pezzi

"【Ideal Strength Training Set】Hand strength training set with exercise balls, suitable for guitarists to train grip strength. The set contains 5 grip strength trainers, designed according to ergonomic principles and suitable for all hands: our adjustable finger trainers and hand strengtheners are suitable not only for different hand shapes (men and women), but also for various resistance levels.【Multiple Resistance Levels】Fitness and sports enthusiasts can use this grip strength trainer to improve wrist strength, increase finger flexibility, and strengthen hand power."