Designed for ultimate versatility, the Whirlibird IV Interchange Jacket from Columbia will deliver both on and off the mountain. A zip-in 3-point interchange system allows you to wear the Whirlibird IV Jacket three different ways: as a shell, as an insulator or together to keep you completely protected from the elements. This waterproof and breathable jacket is constructed with Columbia's Omni-Tech Technology outer shell and a liner loaded with Thermarator Insulation for lightweight warmth. The Whirlibird IV Jacket also features multiple multi-use pockets, adjustable cuffs and an adjustable drawcord hem to keep cool air and snow at bay. Omni-Tech Shell - Nylon and Polyester fabrics, waterproof and breathable shell with DWR finish., Zip-In and 3 Point Interchange System 100% Polyester zip-in liner jacket with Thermarator Polyester insulation., Omni-HEAT Reflective Lining - Retains and reflects the warmth your body generates with little silver dots that cover the inside of the liner jacket., Attached Hood - Fully adjustable drawcord and ready to block out the wind and chill., Underarm Venting - Includes 2-way zippers on the underarm vents, perfect for regulating moisture and temps inside the jacket., Snap Back Powder Skirt - Quickly snap and unsnap skirt to keep snow at bay., Hand Pockets - Zippered hand warmer pockets are great for storage or a cozy place to keep cold hands., Interior Pockets - Security pocket and goggle pocket help store gear when not in use., Pass Pocket - Located on the left lower sleeve, a small pocket provides convenience when entering the lift or gondola., Adjustable Sleeve Cuffs - Hook and loop closure offers quick adjustments with comfort cuffs and added thumb holes underneath., Exterior Material: Omni-Tech Shell Nylon and Polyester, Insulation Weight: Thermarator Synthetic Liner Jacket, Taped Seams: Critically Taped, Waterproof Rating: 10,000mm, Breathability Rating: 10,000g, Hood Type: Fixed, Pit Zip Venting: Yes, Powder Skirt: Yes, Warranty: Lifetime, Battery Heated: No, Race: No, Type: 3-in-1 Jacket, Jacket Fit: Regular, Length: Hip, Insulation Type: Synthetic, Waterproof: Mild Waterproofing (5,001 - 10,000mm), Breathability: Mild Breathability (5,001 - 10,000g), Cuff Type: Hook and Loop, Wrist Gaiter: Yes, Waterproof Zippers: No, Cinch Cord Bottom: Yes, Warmth Factor: Warmer, How Does This Fit?: True To Size, Model Year: 2022, Product ID: 918663, Model Number: 1868492103 1X, GTIN: 0194004526236