Features S3 Class, 8” Rugged Flex® waterproof high-ankle boot with hydro oiled leather Padded tongue and collar for added comfort, finished with leather for durability Storm Defender™ waterproof breathable membrane keeps your feet dry and warm, and wicks away sweat for comfort PU footbed for all-day comfort Vibram outsole for grip, traction, SRC slip resistant, HRO heat resistant, and flexibility with every step The Gzero textile plate has anti perforation properties which protects against penetration of sharp objects Ergonomically shaped Fiber Glass Toeprotects against impact, keeps you comfortable and meets EN ISO 20345:2012 standards Rugged Flex® The Carhartt Rugged Flex technology stretches and mounts all your movements throughout the day. Whatever you do, it makes it easier for you.