Waterproof leather upper with waterproof membrane. Moisture wicking mesh liner. Opanka construction, CSA grade 1 approved, E.S.R. rated. "The Boss" Hi volume composite toe, flexible Wellmax Flex 5 fabric plate. Lightweight compression molded EVA midsole, sculpted oil and slip resistant. W-200 rubber outsole. Removable duel density open cell foam comfort cushion insole.