NS-WATER SOLUTION FRONTIER PRO COMMANDOFrontier Pro Ultralight Water Filter System is a highly effective water treatment system that fits in your pocket. Drink directly from any water source or fill up a bottle or bladder, attach the Frontier Pro filter and start drinking! Use it as a hanging drip filter, too. The Frontier Pro is effective for up to 50 gallons of water and uses Aquamiras advanced Miraguard Antimicrobial Technology to suppress the growth of algae, fungus, mold and mildew in