Specialized Prime-Series Alpha Jacket Wmn Crimson MOur Prime Series Alpha Jacket utilizes Polartec Alpha to bring warmth to your cold weather days. The soft, inside liner quickly evaporates sweat keeping you warm and dry and with a semi form fit, its a great layering option. Alpha technology eliminates the need for a backing fabric, which allows the fabric to be in direct contact with your skin. Exterior shell fabric is engineered to allow this jacket to breathe even better and move moisture from the