Nathan | Pinnacle Insulated Soft Flask | 18oz | Electric Blue/Reflective Silver Size:18 oz Designed as your first stage

Designed as your first stage of treatment

plus enhanced breathability to keep your feet cool and secure

The patented footbed design offers superior support

Zip-secure pockets

from a neck warmer to a headband or clava

Nathan | Pinnacle Insulated Soft Flask | 18oz | Electric Blue/Reflective Silver Size:18 oz Designed as your first stageMORE COLORS The Pinnacle Soft Flask Insulated 18oz Handheld is built for runners, hikers, and outdoor athletes who need effortless hydration on the go. Featuring Nathan's advanced Exo Draw soft flask technology, this handheld system provides a comfortable, grip free experience, allowing you to focus on your performance. Designed for longer lasting refreshment, the insulated 18oz soft flask keeps fluids cooler for extended periods, making it perfect