5.3 oz./yd², 26/5 lyocell/spandex jersey; Moisture-wicking performance; UPF 30+ protection; Anti-microbial properties; Active fit; Self-fabric collar with three-button placket; Left sleeve silicone logo and woven logo on back right hem; Side vents; The fiber lyocell from Lenzing® is a sustainably sourced, renewable and bio-degradable botanic fiber;