Bullet Points: 1) Ideal For Sports LoversThe Finger Strengthener can improve the finger strength of athletes (rock climbing, fitness, tennis, baseball, boxing) and musicians (guitar, bass, pianist, and violinist) and daily housework ( driving, typing, writing, working, etc.). 2) 3 Resistant Levels to Choose fromSilicone Guitar Finger Exerciser provides you with 3 levels of resistant levels, including 13LB, 17LB, and 21LB. You can choose the appropriate level according to your grip strength. 3) Our Finger Stretcher is made of silicone material, which is safe and durable, not easy to tear, and can be used for a long time. 4) Portable And Lightweight DesignFinger Trainer is small and light enough to fit in your gym bag or pocket. You can enjoy a workout at work or at leisure. Exercise your hands anytime, anywhere with the Finger Extensor Exerciser. 5) 3 Resistant Levels to Choose fromSilicone Guitar Finger Exerciser provides you with 3 levels of resistant levels, including 13LB, 17LB, and 21LB. You can choose the appropriate level according to your grip strength. Description: Finger exercisers can improve finger strength and mobility. Made of high-quality silicone as the main material, it is not easy to tear, break or deform, and is small enough to fit in your gym bag or pocket. Specification: Product Name: Finger Exerciser Material: Silicone Resistant level: 13LB, 17LB, 21LB Color: black Packing List: Finger Exerciser*1 Wrist Strap*1 Note: Due to the lighting effects and shooting angles, there is a color difference in the product, please understand. Welcome to my store, which gathers a variety of products, hoping to bring you a comfortable and satisfactory shopping experience.