This product is based on the principle of percutaneous absorption, made of polymer hydrogel that contains ingredients which extracted from natural plant, has antipyretic analgesic effect , is the best choice for children and adults who is in fever.
It contains pure natural plant ingredients, is health care patches, belongs in physical cooling patch, is not drug-induced cooling. So it is hard to say the total amount of energy transfer possible per unit area of these devices.
The cooling effect will last for 6-8 hours in general. And according to the individual constitution is different, the effect will also be different.


