No. 21 F/W 15 is a runway show by the brand No. 21, designed by Alessandro Dell'Acqua. It took place on February 25, 2015, during Milan Fashion Week F/W 15 Women's. The show featured a cast of 30 models, with Lexi Boling opening and Julia Bergshoeff closing the presentation. The casting director for the show was Rosalba Troiano.