Arc'teryx Men's Cerium Lt Jacket Down^Nylon^Polyester^Synthetic Made in USA or Imported Zipper closure Arc'teryx Bottoms Size Chart Arc'teryx Tops Size Chart The Cerium LT Jacket offers midlayer warmth with anatomically mapped breathability for high warmth retention while you're trekking through rough, backcountry snow conditions. Trim Fit:&#8226; Motion-friendly fit with reduced fabric for minimal bulk.&#8226; Sized for a tailored, midlayer fit. LT: Light Weight design blends highly effective tech with lightweight construction for minimalist performance. Airetica&trade; fabric:&#8226; Highly durable, 20x10-denier ripstop nylon.&#8226; Smooth face moves easily under top layers.&#8226; DWR (durable water-repellent) finish. Down Composite Mapping&trade; design:&#8226; Targeted synthetic insulation reduces moisture retention in high perspiration zones.&#8226; Coreloft&trade; 80 (80 g/m&#178;) and Coreloft&trade; 100 (100 g/m&#178;) siliconi