The Refresh Cap by Vittel is a bottle cap that raises a flag to remind you to keep drinking water each hour and to stay hydrated. When you twist the bottle cap shut a timer begins automatically. After an hour it activates a spring inside the cap causing the little flag to pop up to grab your attention. The innovative bottle cap is designed by French marketing agency called Ogilvy… Continue reading Vittel Refresh Cap: Reminds You To Stay Hydrated