Built for extreme cold down to –25°C, this mid layer delivers serious protection and insulation while remaining fully compatible with our base and outer layer sets. Windproof and waterproof, it shields you from harsh elements, while the insulated, ergonomic design ensures warmth without restricting movement. Fully sealed at the cuffs, neck, waist, and trouser bottoms, it locks in heat and keeps the cold firmly out—so you stay protected in the toughest conditions.