The FXR Evolution FX Tech Shell Vest delivers lightweight warmth, unrestricted mobility, and weather protection for active days on the ice. Its hybrid Pro Tech / 300D outer shell combines 285gsm woven polyester / spandex Omni-Stretch™ softshell with durable 300D polyester oxford at the chest for a balance of flexibility and protection. A HydrX 5K™ waterproof / 5K breathable / windproof laminate with a PFAS-free DWR finish helps shield against changing conditions, while 90g F.A.S.T. 3.0™ insulation adds warmth and floatation assistance without excessive bulk. The F.A.S.T.™ insulation is perforated at the upper back to improve breathability during high-output activity. A heavy-duty YKK® #8 VISLON® front zipper, zippered chest and hand pockets, tether retention D-ring with line-cutter, adjustable hem, and reflective inserts round out this versatile cold-weather layering piece.