Front Body: 100% Quilted Nylon RipstopBack/Sleeves: 95% Polyester, 5% Elastane Stretch Bonded Fleece Insulation: 100% Hi-loft Polyfill Thumb loops to keep hands warm, insulated quilting on chest front for lightweight warmth, contrast front zipper and pockets, stand up collar with intergrated bonded fleece hoody.