Windbreaker jacket made in 100% micro polyester, reinforced with Nylonrib stop. Shell fabric is wind and water resistant up to 1800mm. Quilted padding to keep you warm. Heavy contrast stitching, YKK zippers, 6 pockets as well as Mp3 pocket, and more? Heavy, but soft 3X3 cotton/lycra rib at waist, neck and cuffs!