Thorogood Men's 6" Slip Resistant Boots Leather / Nylon Quality black leather upper looks great and resists wear and tear from heavy usage High density rubber outsole with integrated EVA (Ethylene Vinyl Acetate) impact pads maximizes support and durability without sacrificing comfort Cement construction allows for a long-lasting, heavy-duty work boot Two-zone wicking mesh absorbs perspiration, keeping feet dry and pores ventilated and sweat-free The removable Poly Shock Zone insert with air flow vents make the Thorogood Commando II