Colorful Electric Acoustic Guitar Bass Picks Plectrums with Case, 60 Pcs Mixed Color Material: Made of excellent quality ABS plastic, light weight, extremely durable, and pleasing to your fingers. Package Included: 40 pieces Guitar picks (Thickness:0.58 0.71 0.81 0.96 1.20 1.50 (mm) mixed) Color: Multi color as shown in photo, send in Random. 1 piece Guitar Picks Box Style: Smooth surface and easy to carry, various colors and standard size. Thickness:0.58 0.71 0.81 0.96 1.20 1.50 (mm) mixed