D'Addario Classic Celluloid Guitar Picks - Extra Heavy 1.25mm Thick - Perfect for Rock, Metal & Heavy Strumming - 12 Pack

Celluloid is one of the most popular guitar pick materials today. Available in a wide variety of shapes, colors, and thicknesses, celluloid is known for providing a natural feel and warm, fat tone. A man-made material, celluloid was first introduced in the early 1900's as a substitute for natural tortoise shell picks.