The next generation of hydration the purist hydroflot is the most fl exible easy to squeeze bottle ever delivering the highest rate of fl ow with purist technology for clean pure water taste purist infusion shields the bottle from odor stains and mold to keep your water pure and your bottle clean proprietary engineered resin delivers the most flexible bottle ever designed ergonomic three sided design makes it easy to grip and is form fitting to the hand simple hands free open and close wat