lining: 100% polyester taffeta, insulation: 20g, 100% polyester UTK Subdown fill, UTK Subdown offers the thermal benefit of down with the ease of synthetic insulation, UTK Hydropel repels water without sacrificing comfort in wet conditions, laminated stretch shell with welded puffer channelling creates cold-weather insulation with greater ease-of-movement, center front coil zipper with contrast teeth, autolock slider and rubber toggle