Waterproof PRO construction, premium full-grain leather, Pro Performance insole for cushioning support, mesh lining, removable kiltie, Goodyear welt construction, lightweight, shock-absorbing EVA midsole, oil and slip resisting Duratread outsole, 90 degree heel, safety toe is ASTM F2413-18 M/I/C EH rated, building construction, electrician, landscaping, oil and gas, plumbing, railroad, road construction, truck driving and delivery