Features: Perfect for adults or children. None musical skill required, so you can pick up quickly and have fun. Release your creativity with this compact rolls up piano keychain, perfect for outdoor music making to enjoy anywheres. Make from wear-resistant silicone, provides comfort and durability for outdoor use. Suitable for camping, road trips, picnics or music classes, this rolls up piano keychain is perfect for music lovers of all ages. Perfect for family entertainment, this easy to use instrument can be enjoyed anytimes. Specifications: Component: Plastic Type: Colorful/Single Color Size: about 18x6.3cm/7.09x2.48inch Package Includes: 1pc Small Piano Keyring note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.