The Quadrilatero della moda, or Via Montenapoleone fashion district, is a high-class shopping district in the centre of the Italian city of Milan, characterised by the presence of numerous boutiques and related retail outlets which represent most of the world’s major fashion houses.
The sides of the square, located to the south of the arches of Porta Nuova, are formed by Via Montenapoleone, Via Manzoni, Via della Spiga, and Corso Venezia.
Streets inside this area include Via Borgospesso, Via Santo Spirito, Via Gesù, Via Sant'Andrea, Via Bagutta, and Via Baggutino. The zone extends in practice also to the north-west of Via Manzoni with Via Pisoni, and to the south and west of Via Montenapoleone with Corso Giacomo Matteotti, Piazza Meda, Via San Pietro all'Orto, and Via Verri.