Nathan Pinnacle 18oz Soft Flask zero-drop A twist-front bodice and 4-way

A twist-front bodice and 4-way stretch performance knit move with you and hold their shape

and hips after hard efforts

complete with an attached hood and secure pocketing

and casual trail use

available in Stone and Heather Black in sizes S–L

Nathan Pinnacle 18oz Soft Flask zero-drop A twist-front bodice and 4-wayBuilt for runners who want hydration that stays out of the way, the Pinnacle 18oz Soft Flask is our pick for vest wearing trail and ultra runners. Its tapered TPU body compresses as you drink, killing slosh and keeping your pocket tight. The high flow bite valve self seals between sips no drips, no fumbling mid stride. 18oz (500ml) tapered profile fits snugly in front vest pockets and waist belt sleeves without shifting or bunching on the move