Partner the Northstar Balloons™ inflatable number balloon with other numbers to represent a milestone number such as 21st birthday or 11th anniversary. This 16-inch "1" number silver foil balloon stands out in your party or function, to give a grand look to your event. A self-sealing valve on this party balloon prevents the need of a heat sealer. The balloon features tabs to attach it to a line and display it conveniently. Use the straw to easily inflate this reusable balloon.
- Do not over-inflate to avoid popping
- Balloon ships flat, not inflated