Brighten up any birthday celebration with our Bright Birthday Mylar Balloons! These colorful 18" balloons feature the phrase "Happy Birthday" and are perfect for any kids birthday party. This package comes with 10 balloons, so you have plenty to decorate with. The Mylar material ensures your balloons stay inflated and bright for your entire celebration. Buy in bulk and save with our discount pricing. Kids will love these fun and festive balloons at their birthday party!