The Aphex Pro Jacket is our toughest and most waterproof jacket for extreme conditions. Fully water- and windproof with our best membrane, Hypershell® Pro, excellent ventilation and durable shell fabric. All trims and details are chosen to withstand the roughest weather conditions; all zippers are YKK® Vislon/Aquaguard, and there are reinforcements at exposed parts. Equipped with Recco® for searchability in emergencies, side ventilation and a helmet-compatible hood. This is our most versatile shell jacket; wear it for expeditions all year round or as a technical alpine ski shell during winter.