The Tecovas® The Knox Vibram boots are the brand's first wedge sole roper, built for comfort and performance with ruggedly handsome good looks. These mid-calf boots are designed with a water-resistant leather upper, a mesh lining, and a removable polyurethane (PU) footbed. Their side pull handles ensure easy on and off. If you spend all day on your feet, these heeled boots will treat them right. You will be saying that they are the most comfortable boots the brand has ever made.