Puffer jacket with 3M Thinsulate insulationThe Fat Moose Birk Jacket comes with a feather-free 3M Thinsulate insulation that retains your body heat for a long time while quickly wicking away moisture. Their wind- and water-repellent properties keep you cosy and warm even on the most uncomfortable days of the year. FeaturesFat Moose Birk Block JacketWind and water repellentInsulated with 3M ThinsulateHigh collar with hoodPockets outside and insideFat Moose logo details