*Rose Gold Number Balloons are perfect for a glamorous party or event display. *Combine this giant number 1 balloon with other numbers for a custom look at graduations, birthdays, New Year?s Eve, and anniversaries. *This self-sealing reusable Rose Gold Number Balloon No. 1 arrives uninflated and measures 40inches on inflating. *Pack of 1 *To inflate it with helium please visit your closest Wanna Party store or contact any helium gas provider near you.