Nathan Pinnacle Pro 6L Hydration Vest flannel Seasonal Grinch and Friend graphic

Seasonal Grinch and Friend graphic — a crowd-pleaser for holiday gatherings or casual everyday wear

Breathable mesh lining helps promote airflow for all-day comfort

Twist-Pull Valve: Secure and simple

BELLOWS FLEX lets the shoe move with your foot on climbs and uneven ground

heading to class

Nathan Pinnacle Pro 6L Hydration Vest flannel Seasonal Grinch and Friend graphicBuilt for long efforts on technical terrain, the Pinnacle Pro 6L is our top pick for runners who need real carrying capacity without sacrificing fit. Nathan's Quick Fit micro adjustment system lets you dial in a locked, bounce free feel on the move. Two included 20oz soft flasks and a 2L bladder compatible back pocket mean you can hydrate your way, whatever the distance. 6L total storage across front, side pass through, and zippered back pockets