This pocket-size metal hand crank music box is housed in a cardboard paper box with Blue Horses by Franz Marc printed on it. 

Just turn the hand crank to hear the melody "Spring" by Antonia Vivaldi.

This music box is mounted on a wooden resonance board for enhanced sound quality.

The cardboard box measures 2 1/4" x 1 3/4" x 1 1/4" plus a 1" handle.