・Insulation alone is fine for everyday cold-weather performance but when youre moving on the snow you need breathability in the mix as well. The Helly ・Reversible insulator vest switches from a woven to a fleece face. ・Smooth tightly woven face features a PFC-free DWR (durable water repellent) coating for water-resistant protection. ・Opposite face features a medium-pile sherpa fleece that can be worn towards the skin to improve warmth. ・Lifaloft&trade insulation:• Specialized blend of Helly Hansen Lifa® fibers and PrimaLoft® fill to improve the insulating and breathability ・Stand collar with full-length zip. ・Sleeveless with elastic binding. ・Zip hand pockets at both faces. ・Droptail hemline.