Stanley Go Flip Straw Jug

This half-gallon jug holds enough to keep you hydrated throughout your longest and hottest days, no refills required. Its designed to be your own personal hydration gear. The built-in straw flips up for easy sipping, then snaps shut to close. Your water stays clean and fresh. Its also fully leakproof and Stanleys double-wall vacuum insulation keeps everything ice cold for hours.