Specialized Purist Hydroflo Fixy Water Bottle Color:Translucent/Red Diffuse They incorporate a tough nylon

They incorporate a tough nylon and are double stitched in critical areas

V-neck styling is trimmed with button trim

- High-quality automatic cylinder

With fully serviceable internals

Specialized Purist Hydroflo Fixy Water Bottle Color:Translucent/Red Diffuse They incorporate a tough nylonThe Purist Hydroflo Fixy Bottle features an amorphous silicon dioxide coating that's infused into the inner wall of the bottle. Essentially, this forms a glass like finish that provides a totally natural, and completely inert, solution to the problem of your drinks staining the bottle or leaving behind any residual aftertaste. This infusion also shields your fresh water from tasting like plastic on very hot days, making it akin to drinking straight