Description: Insert the inflation hose into the inflation port air or helium can be used please inflate slowly. Press the of the balloon with your hand to check whether the balloon is full. If the air pressure of the balloon is sufficient press and hold the inflation sealing ring for about 5 seconds and the inflation port will automatically close. After the balloon is filled with air or helium fasten the inflation joint and it can keep for about 10 days without deformation and air leakage. Suitable for boys birthdays boys birthdays girls birthdays anniversaries graduation ceremonies corporate events and more. Properties: Material: aluminum film Size: 1*caramel (0-9) balloon 40 inches 3*18 inch brown heart balloon 3*18 inch brown ball 3*18 inch brown five-pointed star balloon Product List: 10*Foil Number Balloons