Salon & Spa (stock design) printed flags include Salon flags, Spa flags, Tanning flags, Hair flags, Manicure flags, Massage flags, Nail flags, & more. Promotional banner flags by Celina are dye sublimation printed on polyester fabric and rated for both indoor & outdoor applications. Rectangular flags are a great way to get the message out about sales and special events. If you do not see the art design youâ€™re looking for, custom designed flags are also available. Flag anchoring hardware is available for indoor and outdoor use, from ground screws and pins to wall mounts and clamps.