Columbia Sportswear Men's Go-To Jacket Shell: 100% polyester ripstop. Lining: Omni-Heat Reflective Microtex Light. Insulation: 100gm Omni-Heat Insulation. Imported Zip-up quilted jacket with standing collar featuring welted hand pockets and logo at chest Drawcord adjustable hemline Inner stretch cuffs Omni-Heat thermal reflective lining and insulation for heat retention Omni-shield technology to resist stains