Creative Hobbies 4 Christmas Tunes Sankyo 18 Note Wind Up Music Box Musical Movements Winding Keys Value priced lot of 4 Assorted Christmas Tune Wind Up Music Boxes with winder keys. Music boxes can be used as they are or glued to your own craft or wood creations. Music box plays 2-3 minutes on one winding (winds from bottom of box). Perfect for use in crafts, hobbies, gifts and novelties. White plastic shell can be easily removed to reveal the mechanical movement.