This Letter Pouch measures 8-3/4 in. x 11-1/4 in. and is sized to laminate items measuring up to 8-1/2 in. x 11 in. The Bio-Lam Pouch is made of lamination film enhanced with an antimicrobial compound that inhibits the growth and reproduction of bacteria. Perfect for menus and grocery displays when food contamination is a risk. This pouch has rounded corners and offers the finest laminate materials available, made in the U.S.A. This item comes 100 to a carton and offers quantity discounts. We can create custom-sized pouches in this material. Call 800-821-1333.