This wok definitely has teflon coatings. That gray/blackish layer IS teflon
coatings. Today most cookware uses teflon coatings to be sticky-proof. If
you
want something doesn't have teflon, choose from the following list: iron
wok
(traditional one), glass cookware(cornings), cast iron and stainless steel.
I work for leading coatings company. Almost all metal cookware manufacturers
are our clients.