Port Authority Zephyr 1/2-Zip Pullover. This Zephyr style merges wind- and water-resisting performance with a silky smooth hand. This unlined piece is easy to wear over base or thermal layers. Modern sleek details offer instant appeal at a very appealing price. 100% polyester shell Zip-through cadet collar with chin guard Set-in sleeves Elastic binding at cuffs Left side seam zipper for easy on/off Open hem with adjustable locking drawcord