A percussion attachment for a musical instrument. The attachment includes a body having at least one aerating hole formed therein. A clamp is mounted to the body that attaches the body to the musical instrument. The body may be struck and/or scraped by the stick of a bow to produce percussion as well as functioning simultaneously as a protector as the musical instrument is being played. The body may include ribs that are spaced along an outermost curved edge of the body such that contacting the ribs with the stick of a bow to produce a percussion sound. The body may also include pits spaced on a top surface of the body such that contacting the pits with the stick of a bow to produce a percussion sound.