In 2010 Alessandro Dell' Acqua begins a new stylistic adventure founding N°21. The collection brings together the knowledge, awareness and newfound freedom Alessandro dell'Acqua. These elements ensure the collection an instant success. N°21 offers a modern wardrobe and deeply feminine with tricks and details that draw from the male wardrobe. The mix of feminine and masculine elements in fabrics and forms soon became one of the stylistic codes of the brand. The designers decided to concentrate his energies in a new approach very real and full of meaning, mix great knowledge of knitting and product for a modern proposal of pret-a-porter. The curiosity of the national and international press, is manifested by significant appreciations and increasingly numerous articles and editorials by stylist and international celebrities.