Migration-resistant PrimaLoft(R) Gold Active Insulation 20D stretch nylon ripstop shell with DWR coating Merino wool back panel and sleeve Helmet-compatible hood Packs into chest pocket Two zippered hand pockets and concealed zip chest pocket Updated design and fit ECO Label Status Fit: Slim Migration-resistant PrimaLoft(R) Gold Active Insulation | Black Diamond Equipment Men's First Light Hybrid Hoody, XL Tundra