50% cotton, 50% polyester (Oxford is 47% cotton; 53% polyester), slightly contoured for a flattering fit; clean-finished side vents, SpotShield stain-resistant treatment; welt-knit collar; side seamed, back neck tape for a clean, comfortable finish, tagless label; pearlized buttons with durable cross stitching, elongated four-button placket with bottom box stitch reinforcement, double-needle stitched bottom hem; 1x1 rib knit sleeve bands, Sizes: S-2XL.