The Vertx coldblack(R) polo allows users to stay cool. Exclusive coldblack(R) technology combined with moisture-wicking fabric reflects 80% of the sun's UV rays and lessens heat absorption - resulting in a light"" breathable shirt ideal for warm weather missions. Streamlined design"" convenient sleeve pockets for pens and pencils"" and a no-roll collar give this shirt a professional look with all the tactical functionality to get the job done.