Fabric: We've taken our Sport-Wick moisture-wicking technology and crafted a flat tricot micropique for a smoother tighter fabric. Not just a sharp look it's snag resistant too. 3.8-ounce 100% polyester tricot Snag resistant Tag-free label Taped neck Flat knit collar and cuffs 3-button placket with dyed-to-match rubber buttons Set in sleeves Side vents *Due to the nature of 100% polyester performance fabrics special care must be taken throughout the screen printing process.