Sparco Laminating Pouch, Letter, 9 x 11-1/2 Inches, 3 mil, 50 per Box, CL (SPR01155) Pre-trimmed laminating pouches are perfect for enhancing and protecting any type of document that needs to be preserved. Each hot-run pouch is sealed on the short side; the other three sides are open Compatible with IBICO, GBC and other thermal laminators