Champion Double Dry Ultimate Polo polo-shirts closure Ultra-soft micro-knit fabric wicks sweat, controls moisture buildup, to keep you cool and dry. Full athletic fit gives you plenty of room to move. Details provide a clean finish: rib-knit collar, fabric-taped neck seam, tailored two-button placket, double-stitched vented hem. BODY: 100% micro-knit polyester. COLLAR: 100% 1x1 rib-knit polyester