A3 Size: 43 X 30.5 Cm (16.9 X 12 Inches), 10Pcs Briefcase Bags In 5 Colors (Blue, White, Red, Yellow, Green), Great Document Pockets With Zippers For Classification And Storage. The Document Bag Is Made Of Pvc-Thickened Mesh Material, Is Waterproof And Moisture-Resistant, So The Bags Are Very Robust. (Attention, The Zipper Is Not Waterproof). Document Pockets With Zipper And Rope Hook Design, Easy To Open And Carry. The Zipper Is Pleasantly Easy To Open And Close And Does Not Get Stuck. Translucent Mesh Design For Easy Document Search, The Contents Are Easy To See, Although The Pockets Are Not Entirely Transparent. The Different Colors Help Make The Sorting Even Better. Class Bags For Business: Widely Used In The Office To Collect Messy Files And Classify Data To Make Work Easier. For Students And Teachers: Difficult Examination Documents In Various Subjects, Untidy Study Documents - More Order Can Be Created With These Classified Storage Bags.