Alpha 90 Hoodie Half-Zip in MintYour go to performance mid layer. This featherweight fleece is constructed of Polartec Alpha Direct 90, a fuzzy fabric that does an excellent job of trapping hot air while managing moisture. This model is a little thicker than their Alpha 60 hoodie, and features a zippered front closure. Ultralight (85g m2) Half zip for optimal layering and ventilation High warmth to weight ratio Fragile comes with its own mesh carrying bag Resists moisture and fast