An eco-pump type cosmetic container, comprising: a container having a liquid cosmetic stored therein; a shoulder portion which is fastened/fixed to the upper portion of the container and has a shoulder bush integrally formed at the center of the interior thereof so as to protrude upwards; an elastic member, which is fastened and fixed inside the shoulder portion, is made of a silicone rubber material having an elastic restoration force, and has a sheet at the center thereof so as to be in close contact with the top surface of the shoulder bush; and a pressing portion which is installed and fixed on the upper portion of the elastic member to pressurize the elastic member, wherein the shoulder portion has a guide surface along which the pressing portion is guided and moved, a double engaging projection which is fitted and fixed to a fixing protrusion formed on the pressing portion to be prevented from being separated to the outside, a fitting groove formed so that a connection projection of the container is inserted and fixed therein, a separation preventing protrusion formed on the lower portion of the guide surface so as to prevent the elastic member from being separated upwards, and a discharge hole formed to penetrate from the bottom surface to the upper portion thereof so that the liquid cosmetic, which is stored in the container, is discharged to the outside, characterised in that the shoulder portion further includes a support portion which is fixed onto the inner surface in an annular shape and is in close contact with the outer surface of the elastic member, this support portion is made of a material having elastic restoration force and supports the elastic member deformed by the pressing portion. a container having a liquid cosmetic stored therein; a shoulder portion which is fastened/fixed to the upper portion of the container and has a shoulder bush integrally formed at the center of the interior thereof so as to protrude upwards; an elastic member, which is fastened and fixed inside the shoulder portion, is made of a silicone rubber material having an elastic restoration force, and has a sheet at the center thereof so as to be in close contact with the top surface of the shoulder bush; and a pressing portion which is installed and fixed on the upper portion of the elastic member to pressurize the elastic member, wherein the shoulder portion has a guide surface along which the pressing portion is guided and moved, a double engaging projection which is fitted and fixed to a fixing protrusion formed on the pressing portion to be prevented from being separated to the outside, a fitting groove formed so that a connection projection of the container is inserted and fixed therein, a separation preventing protrusion formed on the lower portion of the guide surface so as to prevent the elastic member from being separated upwards, and a discharge hole formed to penetrate from the bottom surface to the upper portion thereof so that the liquid cosmetic, which is stored in the container, is discharged to the outside, characterised in that the shoulder portion further includes a support portion which is fixed onto the inner surface in an annular shape and is in close contact with the outer surface of the elastic member, this support portion is made of a material having elastic restoration force and supports the elastic member deformed by the pressing portion.