Enhance the longevity of your cherished music boxes with these . Each key is crafted to fit seamlessly into the winding mechanism of various music boxes, making it a addition to your collection. To use, insert the key into the designated slot and wind it clockwise until you feel resistance. Features - Color: Silver -Material:Plastic,metal - Size: 4.70X1.70X0.50cm/1.85X0.67X0.20in -Charming butterfly motif: the winding keys are designed with a charming butterfly motif, making them an attractive addition to any child's music box collection -Userfriendly winding mechanism: the included winding key makes it easy to wind up the music box and adjust the music, providing a experience for both children and adults -Comprehensive accessory set: this set comes with all the necessary accessories for your music box, allowing for easy replacement of music discs and ensuring your music box is always in top condition -Enchanting music rotation: the classic rotating music feature brings a magical and enchanting experience to children, fostering a love for music and creativity -Safe and construction: crafted from plastic and metal materials, these winding keys are safe for children and built to withstand regular use, offering durability and reliability Package list: 2 pcs x 10 music boxes