Port Authority Colorblock 3-in-1 Jacket. With a quilted zip-in liner jacket, our water-resistant Colorblock 3-in-1 Jacket quickly adapts to the elements in the mountains or around the neighborhood. Simply zip the shell jacket and liner jacket together for maximum protection or wear either piece alone as conditions dictate. 100% polyester shell and lining 3-ounce polyfill in body and sleeves 3,000 MM fabric waterproof rating 1,000 G/M2 fabric breathability rating Zip-off hood with locking drawcords for adjustability Exterior storm flap with snap closure Reverse coil zippered chest pocket Port Pocket for decoration access in outer shell Front zippered pockets Adjustable self-fabric tab cuffs with hook and loop closures Open hem Liner jacket has faux shearling-like fleece lining