Rainbow Celebration - Custom Banner-Variety of Sizes Celebrate and decorate for a birthday party, anniversarly party, retirement party or any celebration with our Rainbow Celebration Heavy Duty Indoor/Outdoor Vinyl Banners. CUSTOMIZE THIS BANNER WITH YOUR OWN WORDS . We will customize as few as just one banner for your very special event. Our HIGH VISIBILITY Heavy Duty Vinyl Banners should give you many years of use, either indoors or out. These banners are professionally manufactured using state of the art High Defininiton Large Format Digital Printers. Each banner is complete with superior grade gromments placed strategically along the edges for easy hanging.