This is a balloon price, you will receive a balloon you want, 57 "crown number balloon, you can choose the number you want. Aluminum foil balloon will stay floating for weeks when inflated only with helium. Shipped un inflated. You can easy to inflate using the straw or an air handheld pump. Occasion: This foil balloon is a great decoration for Wedding, Bridal Shower, New Year, Graduation, Anniversary, Birthday, Travel commemoration and other party occasions. Usage Method: You can use a straw or pump to inflate a number balloon with helium or air. Should be gently filled 90%-95% full. The aluminum foil balloon will be automatically sealed after inflation. Pay attention to the smoothness of the air chamber when inflating. No party is complete without balloons. The classic party balloon decorations are for any age and any themed party Beautiful and Safety: All the mylar balloons in our shop are made of premium quality foil, which is safe to be used around children, and inflating with a pump is strongly recommended