Automotive Service (stock design) printed flags include Car Wash flags, Brake Service flags, Tire Service flags, & more. Promotional banner flags by Celina are dye sublimation printed on polyester fabric and rated for both indoor & outdoor applications. If you do not see the art design youâ€™re looking for, custom designed flags are also available. Rectangle flags are more reminiscent of classic business signs, quickly and accurately conveying your service to passers-by. Each flag requires anchoring hardware and Celina has over 10 types of flag bases, weights, wall mounts, & clamps to meet your application.