Our 3ft x 5ft Polyester District Of Columbia (Washington DC) Indoor Flags are made of all-weather polyester with grommets. These flags can be used outside for a limited time. Our premium 3ft x 5ft District Of Columbia (Washington DC) indoor flag are made of all-weather polyester with header tape and 2 metal grommets. Flag is dye-sublimated with beautiful bold colors. Printed on one side all the way through the fabric. Double-stitched around all edges with 4 rows of stitching on fly edge. These flags can be used outside for a limited time.