The New Columbia Whirlibirdtm Interchange Jacket - Extended (Sage/Black/Solarize) Men's Coat, male, Apparel , Top , Coat, 2X, true, Layer up with the Whirlibird Interchange Jacket and stay ahead of winter weather with variable warmth and protection from the elements. Modern Classic is a lightly relaxed fit for comfort and mobility. Three-point zip-out Interchange System. Outer Softshell Jacket Omni-Tech technology: