Turn the bobo balloon upside down, and then fold the mouth of the balloon several times to thicken the mouth.
Although latex balloons are made of latex, there are great differences in quality.
Unwrap the led string and pass through the stick, and attach the stick to the battery box and install the batteries.
Let the air out by inserting the straw through the air outlet to the base of the balloon neck. You'll feel the balloon deflate at once.
Matters needing attention when inflating latex balloon: latex balloon in use should also pay attention to the size of the balloon, whether it is a strip shape, or round or heart-shaped, should pay attention to the size of the balloon.
Note on using aluminum foil balloon: If you want a balloon to float, you can't fill it with air, because air won't make the balloon float. You need to use gases that are less dense than air to make the balloon fly.