Our flags are made from 200 Denier Nylon. The solid colors are Vat Dyed UV Resistant DuPont Ink. All of which are Made In The U.S.A.When you buy flags from us, you are buying the best quality available. **All Vertical Auto flags on this page have the “Flag Builder” to choose colors, etc **All Vertical Auto Flags have Bracket options. See link for Aluminum Brackets. http://hitexflags.com/poles/interceptor.htm Brackets fit on the top and the bottom of the flags. It takes two Brackets per flag. Sizes depend on flags, (3’x8′ or 3.5′ x 7.5′) and quantity on pole, (1 or 2). Interceptor Pole Brackets are made of Aluminum, and only fit on Round poles. Universal Pole Brackets are made of Steel, and fit on either round or Square poles.