The first picture is a product picture, the other pictures are sample displays Description: 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. Specification: Name: Finger stretcher size:8X4.2CM Material: Silicone Function: Finger Strecher