XKs Unlimited Motorsport Twill Shirts. Youll find quality woven right into these twill sport dress shirts. Look for features like button-down collar, 100% washed cotton, generous cut with tuck-in tails. Featuring double stitching throughout, horn-toned buttons, and patch pocket. XKs Motorsport logo on left chest with www. Xks. Com embroidered on sleeve. Available in long or short sleeves. Specify m, l, xl or xxl when ordering. Jaguar green only.