Pure water, perfect taste. 0 calories per bottle. Eco-Fina bottle. 50% less plastic. Aquafine originates from public water sources and is then purified through a rigorous, seven-step process called Hydro-7, which removes substances most other bottled waters leave in. So the only thing you taste in your water - is water. For more details visit Aquafina.com. Aquafina is available in an improved Eco-Fina Bottle that uses 50% less plastic than our 2002 bottle, helping to have less impact on the environment. To learn more about our commitment to the environment, visit Aquafina.com. Sodium free.