Material PVC Style Zipper Tab Position Top Info about this item 6 Different Sizes: There are B4, A4, B5, A5, B6, A6 6 sizes, there are 2 document bags of each size, a total of 12 zipper bags. Document bags in multiple sizes are easy to organize with a variety of different objects to meet your daily office needs. Environmentally friendly PVC material: Document bag zipper made of high quality, environmentally friendly, water-resistant PVC material. Zippered closure makes your paper safe, beautiful and classy, with waterproof, sealed, soft and non-sticky. Mesh design: Document bag zippers are translucent, have moderate transparency and, with which the contents can be quickly checked and documents can be easily found without opening the folder, thickened mesh protects the object and the bag from abrasion. Wide range of uses: Document bag zipper is suitable for students, office workers and other professionals to store paper documents, office supplies, cosmetics, etc. It is the best gift or prize for workers, doctors, teachers, students.