5 Mil Double Letter Laminating Pouches 11-1/2 x 17-1/2 Qty 100 Hot Laminator Sleeves Authentic Oregon Lamination Premium Laminating Pouches are Top Ranked in Clarity & Bonding 100 pouches per box and includes at least 1 silicone coated carrier 11.5" x 17.5" ( 292mm x 445mm ) and 125 microns per flap Clear glossy finish, 5 mils per flap, standard 1/8" rounded corners Heat activated thermal adhesive on polyester plastic film