Whether you're a music box enthusiast or a DIY hobbyist, our butterfly winding keys are a must-have accessory. These keys are designed to be compatible with a wide range of music boxes, making them versatile and convenient. To use, just insert the key into the winding mechanism and turn it to wind up the music box, ensuring it plays beautiful melodies effortlessly. Features -Color:Multi -Material:Plastic, metal -Size:3.80X2.80X1.00cm/1.49X1.10X0.39in -Ideal: the butterfly key music box is suitable for teens, offering them a delightful musical experience that can grow with them -Simple winding mechanism: the winding key design is easy to use, allowing children to wind up the music box with ease and enjoy the music -Elegant design: the minimalist design is both stylish and functional, making it a great addition to any music box -Beautiful design: the design adds a decorative element to the music box, making it a charming addition to any room -Sturdy and reliable: this music box key is sturdy and reliable, ensuring long term use and enjoyment Package list: 10 x music box keys