LifeStraw® Water Filters and Purifiers. Safe water for you, safe water for the world. This is the motto of LifeStraw, manufacturer of microfilter membrane based water filters and purifiers, activated carbon filters and even Ion filters. Straw, Soft Flask, Canteen or Drums, LifeStraw has in its catalog a solution for every need. In addition, the Lifestraw Humanitarian Project ensures that with every Lifestraw product sold, a needy school-age child receives safe clean water for one year. Technology, innovation, product quality and design are the fundamental bases of its products designed with the intention of satisfying the basic human need to drink water, which is what drives Lifestraw to build its products.