Large Bookmark Laminating Pouches 5 Mil Qty 100 Hot 2-3/8 x 8-1/2 Laminator Sleeves 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 2-3/8" x 8-1/2" ( metric 60mm x 216mm and 125 microns thick ) Heat activated thermal adhesive on polyester plastic film Clear gloss after heat activated, these laminating sleeves have standard rounded corners