Zipper briefcases: - 15 Pcs, 3 Sizes (A3*5, A4*5, A5*5), 5 Colors (Pink, Yellow, White, Blue, Green). Help organize your various items to suit your daily life and work. .Eco-friendly PVC material: - Made of high quality eco-friendly water-resistant PVC material. Zipper closed make your paper safe, beautiful and noble, with waterproof, sealed, soft and non-sticky. .Mesh design: - Zipper briefcases are translucent, have moderate transparency and prevent your privacy from being exposed. However, you can still identify the material in the briefcases. Sturdy thickened mesh protects the item and bag from abrasion. .Easy to wear: - Nylon strip zipper, convenient for hanging and carrying. Have a large storage space for documents, business receipts and more. Great organizer for home, school and office. .Ideal gift: - Best gift or award for workers, doctors, teachers, students and so on. Can use these briefcases to sort all kinds of papers and keep them organized. .