Pre-trimmed laminating pouches are perfect for enhancing & protecting any type of document that needs to be preserved. Each hot-run, letter-size pouch is sealed on the short side. The other three sides are open. Construction offers ultra clarity so you can easily see through the sturdy lamination covering. 3 mil thickness is designed for occasional handling, filing or posting of menus, photos or other items that need pouch flexibility. These pouches are compatible with IBICO, GBC & other thermal laminators.