Children&Adults suffering from high temperature,fevers,severe headaches,migraines, toothache and nasal congestion OEM service. hydrogel cooling patch Ingredients: gel patch(high molecular polymer), Menthae and so on.Great features:1 Vaporization takes heat by diffusing and exchanging of water and effective ingredients to relieve fever, headache, nasal Congestion and annoyance.2 Immediate cooling ...