What Our Gearhead® Experts Are Saying:"The Supercouloir 1000 Down Jacket is the ultimate insulation piece for mountaineering and winter expeditions. The 1000-fill down provides unparalleled warmth without adding weight, and the mix of premium materials ensures maximum compressibility and freedom of movement. I love the helmet-compatible hood, thoughtfully placed pockets, and the Pertex® Quantum shell, which repels moisture while staying incredibly breathable. Whether tackling alpine summits or braving frigid backcountry conditions, this jacket is a game-changer."For those who demand the highest level of warmth and performance, the Supercouloir 1000 Down Jacket is engineered for extreme environments. Built with 1000-fill power down, this jacket offers unmatched insulation in a featherlight package, ensuring you stay warm without the bulk. The Pertex® Quantum shell with a PFC-free DWR finish provides superior wind and water resistance, keeping you protected from the elements. Designed with movement in mind, this jacket features an articulated fit, an adjustable helmet-compatible hood, and a waist hem drawstring for a customizable, snug seal against the cold. Thoughtfully placed pockets, including invisible-zip hand pockets, a storage pocket, and an internal mesh compression pocket, provide ample storage for essentials while keeping them secure. Whether climbing icy peaks or navigating deep backcountry terrain, the Supercouloir 1000 Down Jacket is the pinnacle of alpine insulation.