Description: Used for the same reason that swinging a weighted bat before stepping up to the plate works. Train with resistance, and when the resistance is removed the movement feels lighter and easier. Strengthen your fingers by using resistance bands while you practice and play. Progressive Training: Place the first Band over your fingers. Warm up and play through your favorite scales, solos and songs. Increase the resistance by adding the second and third bands when you're ready. Remove the bands and feel your fingers fly down the fretboard or piano keys. Comes with 3 bands for increased resistance which can Make to increased strength and speed. Versatile: Perfect for finger speed training for Bass, Guitar, Piano, Banjo, all stringed instruments, brass and woodwind. Increase your finger strength with this grip strength trainer. Made of high quality silicone material, the main goal was to help musicians who were passionate about improving their speed and strength. Specification: Material: Silicone Size Chart: Storage Plastic Case: 113x49x29mm / 4.45x1.93x1.14inch Finger Strengthener: 92x17x3mm / 3.62x0.67x0.12inch Package Includes: 5 Pieces Finger Strengthener 1 Piece Storage Plastic Case Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!