40" Silver Number Balloons – Giant “15” or “51” for 15th Birthday & Anniversary Party Decor

This set includes 40-inch silver foil number balloons “1” and “5” plus a straw for easy inflation. Made from high-quality aluminum foil, these durable balloons resist popping and retain their bright shine. Inflate with helium or air up to 90% for best results, then display on walls, windows, doors, or string with other balloons. Perfect for 15th or 51st birthdays, anniversaries, weddings, graduations, and more—these giant numbers add a classy, eye-catching touch to your celebration and create memorable photo moments.