The Columbia Women's Whirlibird IV Interchange Jacket is a classic 3-in-1 jacket with a waterproof-breathable shell and thermal-reflective, insulated Liner that can be worn separately or together for ultimate warmth. This jacket has mountain-ready features including underarm vents and ski pass, goggle, security, chest, and hand pockets for versatility. It is designed with an adjustable hood, powder skirt, cuffs, and hem that provide a just-right fit. The Whirlibird IV's one-of-a-kind design is sure to provide protection, and additional storage space.