Waterproof full-grain leather and breathable mesh upper, Merrell M Select DRY impermeable membrane seals out water and lets moisture escape, COMFORTBASE contoured design footbed with breathable foam cradles your foot in all day comfort, COMFORTBASE rubberized EVA midsole for increased shock absorption and cushion, Protective and abrasion resistant rubber toe cap, Composite safety toe for lightweight non-metallic protection; rated ASTM F2413-18 I/C, EH rated ASTM F2413-18, Oil and slip resisting rubber outsole; Mark II tested, Merrell M Select GRIP rubber tunes each outsole with durable traction that grips when and where you need it, Heat resistant outsole provides foot protection for brief periods of direct contact that meet or exceed 500 F,