ASOS Dresses | Maxi, Cocktail Dresses, Gowns Bet on ASOS dresses to give your closet a new-season spin. The brand is the best when it comes to nailing current trends and its collection of dresses is no exception. There's breezy smocks and skater dresses that are perfect for summer days, embellished shifts and silk gowns for evening, as well as bridal styles so you can upstage your best friend at her wedding.