New York — H&M will open its largest store to date, a 57,000-sq.-ft. flagship on Manhattan’s Fifth Avenue, on July 17. The massive, museum-inspired store will carry the fast-fashion’s entire product line-up, including maternity, newborn, special sizes along with childrenswear, men’s and women’s apparel, and cosmetics. It will also feature a home department and in-shop stores for accessories and lingerie.