5.3 oz./yd, 89/11 polyester/spandex single dyed jersey. Contrast-color interior collar and yoke facing. Nautica branded neck tape. Built-in zipper guard. Signature branded puller. Semi-locking side pocket. Cuffs with thumbholes. UPF 40+ protection. Micro locker loop. J-Class screenprint at back neck. Nautica branding on left sleeve hem. Tagless label.