Nathan | Pinnacle Insulated Soft Flask | 18oz | Electric Blue/Reflective Silver Feet while a gusseted tongue with

while a gusseted tongue with strategic padding under the eyelets creates a more secure

An ultrasoft sweatband and laser-cut ventilation provide superior breathability and comfort

with a fleece lining

the Teca Fleece is the cold-weather cousin of our Teca Windbreaker

Nathan | Pinnacle Insulated Soft Flask | 18oz | Electric Blue/Reflective Silver Feet while a gusseted tongue withMORE 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