Duke University flag Duke University banner Duke logo flag Blue Devil flag Blue Devil banner--polyster flags,Brass Grommets ,Anti-UV,Digital Printing--University flags 3 X 5 Ft SIZE: This 3x5 FT Flags,90cmx150cm Quality Materials: polyester Materials, Brass Grommets . this Flags great for gifts, commercial or personal use. Nothing but the Best for Your Warranty: "1 Year No Questions Asked Warranty".