KLOGS® MEN'S DURANGO #705 Custom comfort and fit, all that's under foot is our polyether polyurethane; no insole board equals greater ""WOW"" Komfort. Full grain upper leather, offers exceptional quality and long wear; Polyurethane and rubber outsoles are slip resistant, non-marking and shock absorbing for an all day ""WOW"" Komfort experience! 1 1/4 inch heel.