Description: 100% brand new and high quality By uisng the silicon finger bands,you can not only stretch the muscles in your palms and wrists but also strengthen the individual fingers. The hand yoga's ergonomic design allows it to be a perfect device for rehabilitation purpose as well as for baseball players, golfers, tennis players,surgeons, mechanics, musicians, keyboarders, and so on. Professional design for fitness club, home or gym center.Super quality and best service. Fun and easy to use.Smooth and quick with every rotation.Comfortable grips, Fast moving bearings.It is high elastic,its size can be extended. Features: Material: Silicone Color: blue,dark blue,light blue Size：as picture show Package included: 1*Finger Strength Trainer Note: 1.Please allow 1-3mm error due to manual measurement. 2.The color may be different with the true item due to the screen display, pls understand.