Wind chill has a sneaky penchant for stripping the body of core warmth and leaving you exposed and vulnerable to inhospitable elements. Simms’ Flylite™ Jacket effectively cuts the lungs from the chill courtesy of advanced WINDSTOPPER® technology. Lightweight, ultra-breathable, and hydrophobic, wear this multitalented piece as an essential layering companion or tap it for your first line of defense against a wind that sucks as much as it blows.