Are you looking for a professional, but finger trainer? Are you looking for a robust, reliable tool that can do multiple jobs at the same time? If so, don't look for it again! Our finger trainer must satisfy your needs. This is one of the for you. Features -Color: White, Transparent -Material: Acrylic, Rubber -Size: 17.20X5.50X1.10cm/6.76X2.16X0.43in -The product trains your fingers to get used to open gestures, and over time, you will succeed even without its help. -The product can train your fingers to get used to open gestures. Suitable for beginners to practice hand gestures. -The product can effectively improve the flexibility of your fingers and help you play the instrument better. -The guitar finger expander can be a great friends around you in need-those who love musical instruments. -Just a few days of practice, you will find obvious improvement. Efficient practice, recommended for beginners. Package list: 1 x Finger Expander