10 Mil File Card Laminating Pouches 3.5 X 5.5 Laminator Sleeves [Pk of 100] by LAM-IT-ALL Small Radius Rounded Corners for professional finished appearance 3.5 x 5.5 (metric 90mm x 141mm) and 10 mils (metric 250 microns) per flap Clear glossy polyester hot laminating pouches for paper lamination Try Authentic LAM-IT-ALL Trademarked  Laminating Pouches. You'll be Glad you Did. Includes at least 1 silicone coated laminator carrier to protect your machine's rollers if needed