Nathan Pinnacle 12L Hydration Vest Women's Fit Stay on top of your game in the Nathan Pinnacle 12L Hydration Vest Women's Fit! This lightweight running vest provides excellent airflow to keep you cool and comfortable. The compression fit acts as a second skin, hugging your body while eliminating bounce or chafing. Useful storage options come in handy when you need quick fuel on the go. No matter how fast or far you're running, the Nathan Pinnacle 12L Hydration Vest Women's Fit will carry you through race day. Large, easy-entry diagonal zipper pocket for extra layers, gear, or nutrition. New kangaroo pockets: one side offers easy access, the other vertical pocket is for trekking poles or larger items. New vest shape is longer in the back for dispersed capacity. Tapered Back panels provide a chimney wicking effect, keeping moisture out of sweaty areas. Two water-resistant pockets on the chest for phone and pill pocket with whistle. Added side pockets for easy access to small items like nutrition.