Official welsh rugby union productultra durable heatgearamp174 fabric is built for strength and comfortdurable insets add stretch where you need it mosttextured mesh panels provide strategic ventilationsignature moisture transport system wicks sweat away from the body anti odour technology prevents the growth of odour causing microbessmooth flatlock seam construction delivers chafe free motionstrategically placed grippy print on frontbody 135g nylonmesh 225g polyesterelastaneinsets 290g