Blank Feather Flags (Choose 3 Colors) Style 1, 12x2.5 foot are made from 200D Nylon and double stitched. They have a 3" canvas sleeve closed on top. Flags made from 1 ply 200 Denier Nylon are intended for both outdoor use and indoor use. Nylon is a heavy duty material, which is formulated to withstand the wear and tear your flag will sustain. This feather flag with 3 colors sewn together will fly beautifully for seasons to come.