UTK cool.logik™, moisture wicking and antimicrobial performance ; 91% polyester/9% spandex jersey, 6.2 oz./yd2/ 210 gsm; INSERTS: 100% polyester jacquard, 4.3 oz./yd2/ 145 gsm; UTK cool.logik™ jacquard panels on center back, sleeves and sides; contrast shoulder, front and back inserts; reflective UTK cool.logik™ logo on lower left front side panel; heat seal label; self-fabric collar; Y-neck asymmetrical contrast placketÂ