DEG Marching Band Flip Folder Music Holder The DEG flip folder is great for marching band students to use until the music can be memorized. In fact, some marching bands use them throughout the season. The DEG flip folder is also great for special pep ralleys or parades when there isn't enough time to memorize new music. The DEG flip folder keeps all of your music handy and ready to play at a simple flip! Comes with several pages to hold your marching music. The DEG flip folder is quite easy to use. Simply insert the music into the provided windows. The DEG flip folder holds 10 pieces of music for immediate viewing and you can actually place other pieces of music behind the viewed music. This makes it possible to store 20-30 pieces of music! The DEG flip folder attaches to instruments by using a lyre. The DEG flip folder is compatible with any lyre on any instrument.