Columbia Men's Rural Mountain II Interchange Jacket Interchange, that means it�s three jackets in one. Zip them together and you�ve got a super warm, all-mountain jacket that�s fully seam-sealed, waterproof and insulated. Wear the shell in the spring rains and then wear the liner in the fall chill as you eagerly await a new winter of festive, winter recreation. Features: Omni-Heat reflective lining Omni-Tech waterproof/breathable fully seam sealed Zip-in and 3-point Interchange System Removable, adjustable storm hood Interior zip security pocket Snow seal Underarm venting Waterproof zipper Adjustable cuffs Drawcord adjustable hem Fabric: Shell: 100% Nylon, Lining: 100% Polyester