Material: Guitar picks is made of high quality celluloid, and Advantage: Shaped with a wide body and rounded tip prevents chipping and fits your finger perfectly Function: Smooth striking of plectrums guitar picks offers a warm and round musical tone Application: Wonderful accessory for your acoustic or electric guitar, offers a traditonal feel Guitar picks with gorgeous colors, Made of Celluloid material and provides great tone, Super-slick for precise instant release, Fashionable and easy to carry Suitable for both acoustic and electric guitar, Solid and Colour:Random Color(Color is random, no specification is accepted) Material:celluloid Size:(L x W):.31x31MM, Thickness: .0.46mm Package Contents: 100 * guitar picks Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.