1. Easy to Carry 2. Can fill ice and hot water for cold or heat therapy 3. OEM is avaiable 4. ... )100% cotton fabric2) filling it with a combination of ice and cold water, it soothes tension headaches, bruises, swelling, migraines, hangovers and ... for better sleeping. It can promote blood circulation.4) With Ice water, it can reduce temperature or fever and let us feel ...