NORTHFACE SUMMIT BREITHORN JACKET - TNF BLACKAt The North Face, our philosophy is simple: Athlete Tested. Expedition Proven. The Summit Series Breithorn Jacket embodies this commitment to performance and innovation. Though it may resemble a puffer at first glance, this jacket has been pushed to the limits in some of the worlds harshest alpine environmentsproving its reliability where it matters most. Engineered as a versatile alpine piece, the Breithorn adapts effortlessly as a lightweight