4.1 oz., 100% polyester Double DryŽ front, 5.4 oz., 100% polyester twill interlock back, 4.1 oz., 100% polyester mesh piecing; Double DryŽ anti-microbial finish fights the growth of odor causing bacteria on the garment, wicks moisture away from the body and helps control moisture build-up; self-fabric collar and neck tape; contrast color piecing; tagless; raglan sleeves; reflective "C" logo on left sleeve.