Skill Toys: Knucklebones is a small bones skill toys by rotating fingers can become more flexible can be used to exercise the fingers and creativity as dexterity trainers small and lightweight EDC fingertip sports toys can be carried at any time in daily life. Parameter Information: Knucklebone length 2.36In diameter 0.78In Made of wood lighter than metal material easy to learn skills fine workmanship surface polishing improve the texture and feel. Unique Design: This knucklebone toy is visually striking with a smooth shiny surface and light weight offering a good grip exquisite craftsmanship and the perfect size for performing tricks comfortably on your hand. Leisure and Relief: Knucklebone can relax your body help you release stress and eliminate boredom and can make you forget your worries. Used for hand exercises it can also improve your finger strength endurance flexibility hand-eye coordination and concentration. Portable and Gift: You can take this Knucklebone toy with you and play anywhere in the office home church subway station and more this is a simple and wonderful gift you can give it to your friends or family so they can also play happily.