Stay hydrated with these bottles of Niagara Purified Drinking Water. The eco-air bottle design is lightweight, so you can easily grab a bottle to go, and the filtration processes help remove impurities to ensure a great taste Purified water delivers a great taste. Reverse osmosis, micron filtration and ozone technologies help filter out impurities. Lightweight eco-air bottle design is easy to take with you. Each bottle contains 8 fl oz of water to help you stay hydrated.