Descente vail ski jacket mens this descente vail ski jacket has been built for long alpine adventures featuring a thick padded construction with 3m thinsulate insulation and heat navi technology which converts infrared rays that penetrate the jacket into heat to keep you warm even when not in motion plus motion 3d technology that contours to the sport specific movements your body makes as you stretch move and turn on the slopes while the dermizax lamination to the outer is waterproof bre