Inflation Tip: Inflate with a straw or a hand pump, which can be filled with or helium; number balloons full of helium can fly into the sky,crown balloons cannot be floating. in order to prevent bursting, please do not inflate the balloon too much, preferably about 90%. Package includes: 1 * 40 inch red number 1 balloons, 1*16 inch gold crown balloons, 1 straw, 20 glue dots (For connecting crown balloons and number balloons ;You can also stick balloons anywhere you want to decorate .)