Seamless construction, anti-stink technology, and strategic venting make this short-sleeved shirt training-session ready. silverescent® technology Silverescent® technology, powered by X-STATIC®, inhibits the growth of odour-causing bacteria on this garment anti-stink Seamless construction minimizes chafing features Designed for: Run, train Ventilation: Mesh construction for breathability Silverescent® technology: Powered by X-STATIC®, it inhibits the growth of odour-causing bacteria on the garment