This guitar pick is made of ABS plastic material, ultra-thin, lightweight, and can be used for electric guitars, ukuleles and other musical instruments. Four different thicknesses to choose from, and each thickness can play a different sound, making your performance more exciting. Whether it is an instrument competition, a music festival or a bar concert, which is a good choice. 1 1/5'' L x 1 ''W x 1/25'' T