Fred Kelly Picks Delrin Flat Guitar Picks (36pcs.) Light Delrin Flat Guitar Picks (36pcs ) Light As the name suggests, Fred Kelly Picks' Delrin Flat Guitar Picks are constructed of Delrin, an extremely strong material that provides a very soft and natural sound on the strings These picks also have a unique fine textured grip so you don't have to worry about losing your grip during a high-energy performance Choose from Heavy, Medium, and Light in the drop down menu Each comes in a pack of 36