sentences:  Grosgrain is also used in millinery.Grosgrain ribbons are popular creating ribbon decorations for hats (made into flowers, for example), however grosgrain is most notably used in top hats and opera hats, or as the trimming band on the Homburg.Grosgrain fabric and ribbon are common structural fabrics for the joining or reinforcement of spines or sheaves in fine commercial and hobby book-binding and book restoration.