... it in warm water to soften4) After use, keep it in case, it can be kept wet when put it in casesPacking:Vacuum packing, or packed in poly ... , sporting or leisure event, and at home, office, bike or in the car. Ideal for sponsor giveaways at events. Great for hygiene ... cooling crystals for 7-8 minutes.Just dip it into the cold water for 1 minute when use it again.EFFICACYProtect you from ...