Size Medium, in excellent condition. Seamless construction, anti-stink technology, and strategic venting make this shirt training-session ready. Sweat wicking fabric is 4 way stretch. Silverescent technology, powered by X-STATIC, is anti-stink and keeps your shirt smelling fresh. Mesh venting encourages airflow and keeps you cool. Seamless construction reduces bulk to help prevent chafing 50% polyester, 48% nylon, 2% X-STATIC nylon.