Silicone hot water bag 100mlAbout this item *Multiple functions: The warm water bag is necessary for every family and can be used for hot compress and cold treatment. It can warm your hands, feet, abdomen, back and shoulders, relieve fatigue, relieve the pain caused by women's menstruation, and can also be used for cold compress and cooling. *Good warmth retention: the wall thickness of the warm water bag is 2. 2mm+, the temperature drops slowly, and the hot compress effect is