Lightweight cotton material | Main body constructed of wrinkle-, fade-, and stain-resistant 6. 1 oz. 100% cotton canvas | Underarm constructed of mesh knit fabric with wicking and antimicrobial finishes | Plain-weave woven with slight brushing for added softness | Traditional notched collar | Full-buttoned placket center-front opening | Colorfast, high-temperature-resistant buttons | Saddle shoulder | Polyester/spandex blend mesh under arms for mobility, comfort, and ventilation | Collar-stay bones inside tip of collar keep you looking professional | Button-down tabs keep collar in place | Expandable, angled, top-opening flap chest pockets with hook & loop | Discreet pen slots at top of chest pocket flaps double as cord-routing holes for media player | Small mesh pocket inside right chest pocket holds personal items, media player, etc. | Zippered compartment inside left chest pocket stores money, passport, etc.