25 A3 CLEAR ACETATE PLASTIC SHEETS - 297mm X 420mm - 240 MICRONS - 11.7” X 16.5” | eBay
A3 Drawing Folder A3 Test Paper File Folder Colorful Slid Bar Folder Clear Cover Folder(10pcs) - File Folders - AliExpress
Paper Protector For A3,A4,A5,B4.. Rigid Plastic Business Card Holder - Buy Clear Plastic Paper Protector,Rigid Plastic Business Card Holder,Rigid Card Holder Product on Alibaba.com