Robert Graham Men's Fango-Long Sleeve Woven Shirt 100% Cotton Imported Machine Wash This shirt from the Robert X Collection features a double contrast tape detail at the inner collar and sleeve cuffs. A button and French stitch detail and contrast tape on the back outside of the collar adds unique style to this classic look. A matching tape with a woven "X" welt at the end of the sleeve vent completes this look. This shirt from the Robert X Collection features a double contrast tape detail at the inner collar and sleeve cuffs. A button and French stitch detail and contrast tape on the back outside of the collar adds unique style to this classic look. A matching tape with a woven "X" welt at the end of the sleeve vent completes this look.