The PVC material of this bookmark sleeve is sturdy and . The color is naturally bright and pleasing to the eye. Lightweight design, very handy to use. Selected PVC material, not easy to deform or break. Perfect for the use in home, office and school. Features -Color:White -Material:PVC -Size:18.00X6.00X0.10cm/7.07X2.36X0.04in - Functional and well-designed, they are lightweight but , carry comfortable. - They are perfect for students, writers, readers, etc., can also give you good friends or relatives. - The clear material of these bookmarks ensures that both bookmarks and photos can be easily seen. - Glossy, smooth and simple designed, these sleeves make your bookmarks show great aesthetic beauty. - With their practical feature, these bookmark sleeves provide protection for your valuable bookmarks and photos. Package list: 20 x bookmark sleeves