PU Membrane & CoatingPU coating of this Wantdo mountainering jacket is a polyurethane barrier membrane, which has millions pores per square inch. These tiny holes are too small for water to pass through quickly, and PU coating allows water beads to roll off to keep the Wantdo winter jacket as dry as possible. | Windproof DesignsThe Wantdo insulated ski jacket adopts both special windproof design and wear resistant material to reach windbreak effect. This Wantdo windproof snow coat comes with special high-density fabric and membrane composite process to obstructe the air intrusion effectively. | Tear ResistanceThe Wantdo waterproof jacket is made of polyester fibers, whose wear resistance is much better than other synthetic fibers. The Wantdo skiing jacket is also top stitch reinforced, 17 parts, such as the pocket, underarm, are strengthened to prevent being torn. | Soft FlannelSoft Flannel is a warm fabric of various degrees of weight and fineness. Flannel has an impressive ability to hold in heat and insulate in Wantdo jacket coat for winter and yet it can still be breathable enough to wick moisture away. |