You pick the color and the phrase and we will design it for you. Use these colorful 11″ balloons to celebrate pep rallies, big games, and other school events. Boosters also offers two stock designs as well as un-imprinted balloons. Balloons are available in red, blue, green, orange, and yellow. Custom balloons ship within 2 weeks. (Production times do not include Saturday, Sunday, or Holidays.)