Oregon Lamination Hot Laminating Pouches [pack of 100] 3 Mil 5-1/4 x 7-1/4 (5x7 Photo size) Rounded Corners for a Safe & Professional Finish Top Quality PET Plastic with Heat Activated Adhesive High Clarity Glossy Finish Makes Colors Pop Includes at least 1 silicone coated laminating carrier for Laminators that Accept Them 5.25 x 7.25-inches and 3 mil thick; Metric 133mm X 184mm and 75 microns thick