The butterfly key for music boxes is an essential accessory for anyone who loves wind-up musical boxes. ensuring your music box continues to play its enchanting tunes. Simply insert the key into the winding mechanism and turn it to wind up the music box. Ideal for children's music boxes, these keys are designed to be easy to use and . Features -Color:Silver -Material:Plastic,metal -Size:1.60X1.50X0.50cm/0.63X0.59X0.20in - : the winding keys feature a delicate and adorable , making them for children's use and adding a touch of whimsy to any music box -Convenient winding key: equipped with a winding key, these music box accessories are easy to use and allow for simple adjustment of the music, ensuring a seamless experience - box parts: the set includes all necessary music box parts, allowing you to easily replace music discs and the tunes to your preference -Classic rotating music: enjoy the timeless charm of rotating music, providing children with a delightful auditory experience that stimulates their imagination - Materials: made from plastic and metal materials, these winding keys are to last, ensuring longterm use and peace of mind Package list: 4 pcs x 10 music boxes