Features dual layer evo coldgear construction combines a smooth fast drying exterior with a brushed heat trapping interior allover mlange texture for softer more modern style signature moisture transport system wicks sweat to keep you dry and light lightweight 4 way stretch construction improves mobility and maintains shape rolled forward side seams create a slimmer more flattering silhouette raglan sleeves with thumbholes keep sleeves secure and help seal in body heat polyesterelastane