6.5 oz, 100% ringspun combed cotton tubular sport shirt (Birch is 99% cotton). Black-and White checked collar and cuffs. Taped collar. Two-button continental placket with horn buttons. Double-needle stitched hemmed bottom. COLORS: white, gold, burnt orange, red, royal, black SIZES: S, M, L, XL, 2X, 3XL