... . Neck cool belt. 2. 100% cotton, and Super water-absorbent polymer inside. 3. CE, SGS, MSDS...... Cool Scarf/ ... the middle part in cold water for 5-10 minute, tap water and pure water are both suitable. Make ... enough, please use other side or put into water again.This product with non-toxicity, non-irritating, ... this will cause mildew. Do not spill salt water, gasoline, dieselfuel or alcohol on it, these ...