98% cotton, 2% spandex twill. Moisture-wicking fabric helps keep the body cool and comfortable. Anti-microbial properties help eliminate bacteria and odors on the garment during wear. UPF-30 treatment protects against the sun's harmful rays. V-neck with zipper front. Snap-down collar. Contrasting stripes on sleeves, front, and back yoke. Embroidered graphics on left chest and back.