PURPOSE: A mascara cosmetic container is provided to prevent the evaporation of a volatile content contained in mascara liquid. CONSTITUTION: A mascara cosmetic container comprises a container body(100) which comprises a cylindrical storage space and is formed with a male screw on the upper part of an exterior wall, a container lid(200) which is combined with the container body by a screw and is opened and closed, a brush rod guide(400) which is inserted into the container body and is formed with a guide hole, and a soft piston(500) which moves up and down and removes mascara liquid applied to the wall of the storage space.
