Finger trainer set: a wrist guard and two finger extensor exerciser, thanks to the stretching as long as possible, the silicone finger trainer has a soothing and relaxing effect on muscles and emotions. The finger trainer silicone set is the perfect choice. High-quality silicone: finger trainer is made of high-strength silicone, soft and not cracked, safe and odourless. soft and skin-friendly and can be used repeatedly. Adjustable finger stretcher: the trainer has an adjustable resistance button that ranges from 6.6 to 21 lb. You can choose the appropriate level according to your grip strength. Small and portable: the finger trainer is small and light enough to fit in your sports bag or bag. You can do sporty at work or in your free time. Exercise your hands anytime and anywhere with the finger stretcher training device. Wide range of applications: finger trainer is suitable for all ages and for all hand sizes. They are great gifts for climbers, tennis players, guitar, piano, drummers and musicians who need stress relief, recovery muscle memory, finger and grip strength.