Get creative with this party essential! This Silver Round Balloons looks great alone and as a complement to a balloon bouquet of your own design. Silver Round Balloons product details: 18in wide Self-sealing Reusable Balloons arrive uninflated. Helium inflation available at Party City stores. No additional cost. Show of receipt required. No maximum quantity. Always dispose of balloons properly. Do not release balloons into air. California residents will be required to purchase a balloon weight with any foil balloon inflation at Party City stores if they do not already have one.