Lug Sole Boots are any styling of boot that has a heavy, rubber (or other synthetic) outsole. Lug Sole Boots will typically feature a rugged tread on the outsole.
About Oil Resistant:
Oil Resistant soles, mostly employed in safety footwear for professional use, are made of a special synthetic material intended to prevent slipping and to withstand long periods of time on oily surfaces without deteriorating.
