Features of the Helly Hansen Men's Lifaloft Insulator Vest Water resistant and windproof fabric LifaLOFT Insulation by PrimaLoft PFC free DWR Lifaloft unique quilt design Dual YKK zipped hand pockets Full inner front zipper placket for wind protection High quality zippers for all purposes The unique hydrophobic properties of the lifa fibers deliver moisture management necessary for High endurance activities PrimaLoft structure offers High Insulation and breathable Performance Insulation for all active pursuits Fabric Details 100% Polyamide