Guitar picks are made of celluloid, with fine workmanship, fine grip, various colors, wear resistance, strong toughness, toughness and durability .There are many different styles and colors, which can be selected according to the degree and feeling, giving you a variety of experiences. these picks are suitable for a variety of stringed instruments. You can use them for electric guitars, classical acoustic guitars, bass guitars or even ukuleles. The colours are randomly selected.