Nothing causes discomfort and distraction like a cold, relentless wind. Our windproof Jetstream Vest, utilizing GORE-TEX INFINIUMTM WINDSTOPPER® product technology, is one of our all-time favorite products year after year. Its newly updated fit optimizes comfort and mobility. Built to retain body heat, this workhorse softshell vest with comfortable micro-grid fleece backer offers the utmost versatility.