The Mongrel K91020 Elastic Sided Boot offers premium full grain leather, a Chelsea cut upper and Coats Nylbond stitching. It also features AirZone® Comfort System and an oil and fat resistant TPU/PU K9 sole. Available in sizes 3-14 (6.5-10.5) and in a ladies fit, it is the perfect unisex boot for all day comfort and durability.