The ultimate classic accessory, a pocket square is a must-have addition when wearing a suit. Whether you prefer something sleek and simple or a flash of pattern for statement appeal, a pocket square will add polish to tailored looks. Ralph Lauren is a byword for classic American style with handcrafted, screen-printed pocket squares in fine silk; Brunello Cucinelli exudes Italian style and finesse with linen and cotton versions; while Topman brings a dose of extravagance with lavish prints and patterns. An easy way to complete on-duty or special occasion ensembles, a pocket square is an investment piece.