Yoyorule 20x 0.71mm Colorful Celluloid Guitar Picks Plectrums For Guitar Bass Color: Colorful. Material: Celluloid. Size: 31 x 27 x 0.71mm. Quantity per package: 20 pieces. Made from high quality Celluloid, ultra thin, lightweight, extremely durable, and pleasing to your fingers. Various colors and patterns, cool design. Can meet your professional needs. Also suitable for guitar and base practice. Perfect for collection.