In my experience it frays the best. Denim - Use old jeans to make a denim rag quilt. Denim frays nicely. Using old jeans make for an inexpensive project. 100% Cotton fabric- You can also use cotton.
Having first been approached by the Japanese brand to provide some denim jackets to customise for a shoot some ... fabrics (she has worked with A.P.C. for several seasons on its quilt collection).