Columbia Sportswear Women's Mighty Lite Hybrid Jacket Shell: 100% polyester windowpane triple ripstop. Lining: 100% omni-heat reflective microtex light polyester. Insulation: 100% 80g omni-heat thermal insulation Imported Interior Security Pocket Omni-Heat Thermal Reflective Insulated, 80gsm Water Resistant Fabric Zip-Closed Pockets