Dont let the cold weather stop you staying active this winter the glacier delta uses polartec classic microfleece to keep you warm and dry on trail runs walks or day to day adventures and a handy zip pocket on the sleeve is great for carrying your keys phone or mp3 player features keeps you warm with thermally efficient polartec classic microfleece 1 zipped sleeve pocket suitable for storing keys money and your phone anti pill finish to reduce bobbling great as a layering piece