Arc'teryx Cerium LT Hoody - Men's Nylon Made in USA Designed as a mid layer for cool, dry conditions. 850 fill power white goose down and Coreloft 80 and 100 insulations. Down Composite Mapping strategically places down at the core of the garment and syntetic Coreloft insulation in areas that are prone to moisture build-up, like the hood, collar, hems and cuffs. Sewn-through construction. Lightweight, durable 100% nylon Arato 10 face fabric with DWR finish to repel moisture.