ProSticker 306 (One) 4" Patriot Series Thank You Blue Who Protect and Serve Thin Blue Line Support Decal Sticker Made with outdoor professional grade vinyl and UV resistant inks. Contoured cut to the shape of the image for a clean and custom look. Uniquely designed by our national award winning artist to look good on any colored background. Can be applied to most smooth surfaces including vehicles, laptops, windows, tool boxes, etc. Instructions included for easy application. All orders ship the same or next business day.