This music sheet clip is made of . Simple and easy to operate, one-handed operation does not take up of time, easy to turn pages. Just slip the metal prongs into the top of your book to show the page you want to keep open, and it will stay open! Make sure that the music score will not be blown by the wind or turn pages automatically. Features -Color:Assorted Color -Material:Steel -Size:9.50X5.20X0.20cm/3.73X2.04X0.08in - Made from material, is not easy to deform or break, and it can be used for a long time. page holder has a compact size, easy to carry, especially suitable for music score, music books and sheet music. paper clip is suitable for fixing the pages of various books such scores, recipes, magazines, etc. page holder can keep the pages in your music book or magazine held wide open for easier reading and viewing. - The music book clip is a perfect gift for your friends who are pianists, guitarist and other musicians. Package list: 4 x music sheet clips