Helly Tech Performance fabric Primaloft insulation Adjustable hood with drawcord & fastener YKK front zipper with chin protector Articulated sleeves for optimal mobility Adjustable hem with elastic drawcord The Oxford Winter Jacket is equipped with a Helly Tech Performance membrane and Primaloft insulation, keeping you warm, dry and comfortable in both rain and snow. The shoulders seams have been removed for durability on an otherwise high-impact area, but also maximizes your comfort when carrying a backpack or equipment.