The direction of the hot water bag is twisted, which side of the hot water bag is screwed
You don't fill the screw on the lid is too full to the inside of the air are discharged before (the specific method is hot water bag and slowly put down until the water to the mouth) hot water bag is the best for a year before aging Water Leakage hot to the outside don't pack a towel.
It's all right, right, if you don't open it, you soak it in hot water, then use a towel to twist it.
The buttons are marked with arrows