Features:
1.vaporization takes heat by diffusing and exchanging of water and effective ingredients to relief fever, headache, nasal congestion and annoyance.
2.immediate cooling without any residuces.
3.don't leave any trace on surface of skin.
4.the high aquosity with excellent skin biocompatibility can avoid being dry and falling off.
5.cooling effect of this patch lasts up to 10 hours.
6.it's safe to use with medication .
7.no side effect.