Hand Exerciser Strengthener - 2 Pack - Premium Quality Portable Exerciser for Guitar, Piano, Arthritis or Therapy - Perfect for Musicians - Train Both Hands Simultaneously 2 PACK- Why waste time and exercise one hand at a time? Our Hand Exercisers, unlike others, come in an amazing 2 pack so you can train your hands both at the same time! Train each finger individually with up to 3.3lb of tension with our especially engineered piston technology. PORTABLE - We are - just like you - always on the go. Our Hand Exercisers let you strengthen your fingers at anytime, anywhere. Whether you use them at home, in the office or on the way to your next gig. PLAY BETTER - Improve the flexibility of your fingers so you can play your instrument even better! Our Hand Exercisers are not only good for your fingers flexibility, they are also great to build up wrist and forearm strength. SPEED UP RECOVERY - Our Hand Exercisers are not only great for musicians. They are also beneficial for physical therapy as well as arthritis relief. Even physical therapy rehabs use our Hand Exerciser for best results! HIGHEST QUALITY MATERIAL - We make no compromise on material and quality. We use the highest quality material. Feel confident in using for yourself and your friends & family.