FASPUP hand strengthener increases the strength of five fingers separately, you don’t worry the large hand issues on other hand grip strength trainers. The light weight only 190g, diameter 7.5cm portable and easy use to carry out for trips or offices daily use or home exercises when watching tv, etc.The material of the main part is non-toxic, odorless and durable ABS with Three-layer soft lacquer finish. Non-slip TPE soft-rubber button and durable carbon steel spring will bring better grip experience for a lasting time. Additionally, 200g lightweight is beneficial to put the hand exerciser in one place and at hand.There are two kinds of resistance for choice, 15kg/33lbs for soft power and 30kg/66lbs for hard power. Attention the resistance is not adjustable. You can choose the suitable model for your training goals. Recommendation that for Teens, elderly, arthritis treatment use the soft power 10-30lbs; for normal exercise, such as office work or grip strength, climbing junior use the hard power 30-70lbs.

FASPUP finger strengthener is designed for building strength and flexibility in muscles of hands and fingers, and tendons of elbow. This finger strength trainer supports three methods: Five finger training, four finger training (not use thumb) and closing training. Only couples of weeks, you will see the significant improvement for rehabilitation, strength training, sensory outlet, stress relief, left hand, etc.Multiple applications of FASPUP hand muscle strengthener: physical therapy, wrist/hand issues, enhance grip strength and muscle training. This finger stretcher is also the perfect finger strength training gripper for musical instrument learners. Take it along outsides, use it at home or anywhere!