Boot Height: Approx. 5'' Tall. Ozone-resistant, vulcanized rubber offers 100% waterproof protection. 3M Scotchlite reflective material provides visibility in low lighting. Retractable stud outsole provides slip-resistance for a variety of hard and soft surfaces including snow and ice. These studs retract into the outsole when not needed. Outsole remains flexible in -60 degrees Fahrenheit. Non-corrosive steel buckles provide an adjustable fit. Deep heel designed for easy navigation of ladder rungs. Protects against salts, oils, creosote and diesel fuels.