This balloon's so bright you might need shades! Our 18" Birthday Bright Stripe Chevron Mylar Balloon is the perfect addition to your birthday party decor. This square-ish shaped mylar balloon features all the colors of the rainbow! There are straight stripes, chevron pattern stripes, and "Happy Birthday" text. A great option on its own, or you can add other mylar and latex balloons for a bright birthday bouquet or centerpiece! Sold uninflated.