Featuring Extended Calf technology (double zipper). Dual zipper expands calf width by an additional 2 inches once the second zipper is opened up. Traditional styling and superior comfort are the hallmarks of this must-have riding boot. A rounded toe, contoured shape, 1″ heel and a wraparound ankle strap with buckle define the look. A supple rubber sole with unique diamond patterns offers you the best of Aerosoles comfort and support.