Unique Industries Make arches centerpieces bouquets and more with our Assorted Color Latex Balloons. These helium-quality balloons come in 10 assorted colors that will add flair to your fun event. Fill these balloons up to 12 inches with air then tape them to walls or scatter them on the floor or inflate each balloon with helium and attach them to chairs and other furniture. You ll be set to celebrate when you shop the rest of our colorful birthday party supplies.