Grosgrain Solid Black Tie Black Silk Grosgrain Bowtie (7cm) Italian Made Formalwear Large Classic Black Grosgrain Bow Tie la Bowtique Bowties Large Classic Black Grosgrain Bow Tie la Bowtique Bowties. No sartorial accessory does more to accentuate ones personal style than the bow tie. This Pretied black silk grosgrain bow tie is an elegant flourish, perfect for offsetting a crisp shirt and a traditional dinner jacket.