A spout cap having a two steps type straw part comprises a coupling part fixedly coupling with the pouring hole of the metal container; a first straw part extending at a predetermined length on the interior face of the coupling part; a cap coupling part having a pouring outlet through which contents in the metal container flow out, wherein the cap coupling part is selectively positioned in an overlapped disposition or an unfolded disposition with respect to the first straw part; an extension part between the first straw part and the cap coupling part, wherein the extension part is capable of extending the unfolded length when the cap coupling part is unfolded with respect to the first straw part; a second straw part extended from the upper inner face of the extension member at a predetermined length and coupled with the lower end of the cap coupling part.