Waterproof? Check. Sturdy leather construction? Check. Built Carhartt Strong? Check. The 6" Pebbled Brown Waterproof Work Boot is a go-to staple of any complete workwear collection. 6" Blucher Work. Brown Pebble Grain oil tanned leather. Cement construction with EVA midsole and Vibram rubber outsole. OrthoLite insoles, padded collars and OrthoLite Comfort Tongue. Molded TPU heel counter with achilles flex joint. Waterproof membrane. Oil, chemical and slip resistant.