Hydration is essential for maintaining our health and well-being. Many people however do not know how much water is the right amount. Dehydration can contribute to an array of medical complications, drinking enough helps a balanced body and mind. wells is a solution tracking your water intake based on your personal metrics and activity levels. Consisting of a smart cap and a smartphone app, wells makes hydration easy. The smart cap fits every standard plastic bottle and is able to track the amount of liquid drank; the smartphone app serves as user interface and data processing tool.