The ProPur Water Filter Picture is advertised to removed more contaminants than any other competing brands. Of course this depends on which filter you use. There are 3 different filters to choose from. The ProBlack-D, The ProBlack-DM, and the ProOne G2.0. The latter being the one that removes the most contaminants. It also has the added benefit of reducing Fluoride levels. The others do not.
It hold 1.75 liters of filtered water, has an easy open flip-up lid, and includes one filter element.
Filters have a 6 month warranty and there is a 90 warranty on the picture itself.