This water bottle is for kids is of great sealing performance allow you to put this school water bottle for boys in your bag and no worry of any leakage. It is office use men is convenient to use and ensure the sanitary. It is made of premium plastic. It is heat resistant, safe to use for hot and cold water. It has large capacity 750ml style design of sports water bottle is for reminding your kids to drink enough water at each hour. It is perfect for outdoor, office worker, students who need to focus study for long time etc.