The TNF Summit Chamlang Soft Shell Jacket for men is a technical mountaineering jacket designed for high-altitude expeditions. It features a FUTURELIGHT 3L breathable-waterproof, seam-sealed shell and is constructed with recycled nylon. The jacket is designed for mobility with articulated patterning, a helmet-compatible hood, and seamless shoulders to reduce bulk and chafing. It also includes features like harness-compatible pockets, underarm vents, and a bonded cuff.