The Scott Insuloft Explorer Down Vest transitions easily from that extra layer in your pack, to a protective layer over your jacket, or as a stand-alone vest. The Explorer Down Vest has ample 3M Thinsulate(TM) Featherless Down insulation, allowing it to double as a warm layer underneath or over the top of your Scott jacket when that unexpected storm rolls in. Features: Dermizax(R) panels at shoulders and lower back Chest pockets Adjustable hem Full interior windflap Athletic Fit Materials: 50D Downproof Toray DRYOsphere 100% Polyester 600 fill 3M Thinsulate(TM) Featherless Down