Twiggy London tuxedo jacket size (Medium) and features a mix of materials, typically including polyester, rayon, and spandex for a comfortable stretch.   The jacket features a distinct beaded or rhinestone-encrusted pattern on the shoulder and lapel areas.  It includes structured shoulders, with light padding, and a single-button front closure. The jacket has classic or peaked notched lapels, witn a satin-like finish.