5 Mil File Card Laminating Pouches 3-1/2 x 5-1/2 Laminator Sleeves Qty 100 Authentic Oregon Lamination Premium Laminating Pouches are Top Ranked in Clarity & Bonding Includes at least 1 silicone coated laminator carrier to protect your machine's rollers if needed 3.5 x 5.5 ( 89mm X 140mm ) with standard 1/8" radius rounded corners Sealed on just one edge for easy paper insertion Heat activated thermal adhesive on polyester plastic film