New Era Double Back Custom Full Zips, Black Size:S offering the warmth and packability Color:Black Graphite Heather Black offering the warmth and packability of down but with the warm when wet performance of synthetic insulation Innovative Quilting Construction Innovative quilting construction complements the insulation by stabilizing and maximizing the loft of the PlumaFill strands with minimal stitching Center Front Zipper Center front zipper has storm flap and zipper garage at chin for next to skin comfort Insulated and fully seam sealed Double Back styles are constructed from double knit fabric for softness and durability Blending performance and style for athletes and casual wearers