USI's Opti Clear® brand of A3 size thermal laminating pouches provides exceptional clarity, superior adhesion and an aesthetically appealing professional finish. Easy to use, these premium quality 12 1/4" x 17" laminating sheets protect items such as documents, displays and children's artwork. They are compatible with all USI-brand thermal pouch laminatng machines as well as thermal pouch laminators from Scotch, GBC, Fellowes, Royal Sovereign, Scotch, and Tamerica. USI Opti Clear®...the lamination brand most trusted by thousands of satisfied customers.