The New Columbia Whirlibirdtm Interchange Jacket (Phoenix Blue/Acid Yellow) Men's Jacket, male, Apparel , Top , Jacket, 2XL, true, Layer up with the Whirlibird Interchange Jacket and stay ahead of winter weather with variable warmth and protection from the elements. Product is shown reversed to highlight the interior features. Modern Classic is a lightly relaxed fit for comfort and mobility. Three-point zip-out Interchange System. Outer Softshell Jacket Omni-Tech technology: