The JAM Paper Plastic Box Portfolio with Center Buckle is made out of smooth and durable plastic. This size makes it fantastic for carrying, storing, and protecting standard letter sized sheets of paper. This portfolio opens with a straight flap with rounded corners and closes with reliable, black plastic buckle closure. Use this protective portfolio case for important documents, files, manuals, catalogs, projects, your senior thesis, and more!Details:Available in multiple colors9.5" x 13.25" x 1.125"Fits standard letter size documentsCenter buckle closurePlastic