The Men's Stone Glacier Cirque Jacket blends heat and moisture management into a high-performance a single piece. This jacket is desgined to be worn throughout a range of different temperatures, whether it's a weather-resistant sheel or a technical insulation layer. Built with a lightweight, 15-denier Pertex® Quantum face fabric, the tightly woven structure provides a soft feel that allows insulation to fully loft while remaining quiet, wind-resistant, and packable. Packed with 133 g/m² of PrimaLoft® Gold synthetic insulation, it delivers warmth without bulk for unrestricted freedom of movement and maintains its insulating properties even when wet. Complete with pit zips to rapidly dump excess heat, an articulated hood, and pack-compatible pockets, the Stone Glacier Cirque Jacket ensures you stay comfortable and focused during demanding pursuits in cold and wet conditions.