Women's G by Guess Wide Calf Boot. Step out in style with the G by Guess Heylo in Wide Calf! This riding boot boasts zipper accents, edgy straps, and shiny buckles, along with an asymmetric top line. Not only is the shaft designed to fit a wider calf, but an additional rear elastic panel allows just a little more give for a custom fit. Pair the Heylo with anything from denim to dresses!