Features S3 Class Rugged Flex® ankle boot with water repellent hydro oiled leather for water resistance. Elastic side for easy foot entry. Webbing heel loop for better grip. PU footbed for all day comfort. Vibram outsole for grip, traction, SRC slip resistant, HRO heat resistant and flexibility with every step. The G zero textile plate has anti-perforation properties which protects against penetration of sharp objects. Ergonomically shaped fiber glass toe protects against impact, keeps you comfortable and meets EN ISO20345:2012 standards. Carhartt offer some of the best high end footwear on their workwear market. Their new chelsea boots are unisex, come in small to large sizes, feature a PU footbed for extra comfort, made from a water repellent leather, and has a vibram outsole for grip, traction, flexibility and slip resistance. And of course, gains style points thanks to the Carhartt logo on the side. MI Advice - these are a fantastic boot and a generous fit to allow thick socks, if you are unsure go down a size. For example the 9.5 is perfect for a size 10 foot. Fiberglass safety toe, Rugged Flex - Eases movement , Storm Defender - Waterproof breathable laminated membrane Vibram - High performance durable outsole brand with excellent traction, grip and abrasion resistance Full grain hydro oiled and waxed leather with textile upper, Leather collar and mesh lining, Spotex waterproof membrane (WR) Lace up closure, Coated iron eyelets and lace hooks, Removable fully cushioned footbed with antibacterial, thermoregulating and antistatic properties Anti penetration G zero textile plate, Polyurethane injected midsole, Rubber outsole with anti-static treament, oil resistance, heat resistance (HRO), heat insulation (HI) and slip resistance (SRC), Lightweight stability shank minimizes fatigue, EN ISO 20345:2012 (S3)