Nathan | Pinnacle Insulated Soft Flask | 18oz | Finish Lime/Reflective Silver Color:Finish Lime/Reflective Silver Mesh helps support high-performance running

Mesh helps support high-performance running with a smooth

the reflective print boosts visibility in low-light conditions

Comfortable performance

the 4D Guidance System adapts to your natural stride

Rubber compound provides a durable grip with additional material in high wear zones

Nathan | Pinnacle Insulated Soft Flask | 18oz | Finish Lime/Reflective Silver Color:Finish Lime/Reflective Silver Mesh helps support high-performance runningMORE 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