These are not just functional but also add a touch of elegance to your music box collection. for DIY enthusiasts, these keys can be used to repair or boxes. To operate, place the key into the winding mechanism and turn it to wind up the music box. Features - Color: Silver -Material:Plastic,metal - Size: 4.70X1.70X0.50cm/1.85X0.67X0.20in -Delightful : featuring a delightful , these winding keys are for adding a touch of elegance and fun to children's music boxes -Easytouse winding key: the winding key included in the set is designed for ease of use, allowing for quick and simple winding and music adjustment - music box parts: this set provides all the essential parts needed for your music box, making it easy to replace music discs and keep your music box functioning -Timeless rotating music: the rotating music feature offers a timeless and captivating experience, providing children with beautiful melodies that inspire joy and creativity -Reliable and safe materials: made from plastic and metal materials, these winding keys are safe for children and designed to be , ensuring use Package list: 10 music boxes