A container having an attachable/detachable handle, comprising: a fastening member having one side coupled to a container and having a fastening portion formed at the other side thereof that is opposite to the one side; a detachable block member having a stopper member detachably coupled to the fastening portion of the fastening member; and a handle body to which the detachable block member is coupled, wherein the stopper member includes: a moving shaft formed in a longitudinal direction and configured to be movable; and a head coupled to the moving shaft, wherein the head includes: a first portion coupled to the moving shaft; and a second portion coupled to the first portion and configured to be capable of contacting the fastening portion, wherein the head is adapted to move together with the moving shaft to enable contact with the fastening portion, characterised in that the second portion is inclined with respect to the moving shaft, and the head is adapted to move along the inclined surface of the second portion in a state where the second portion of the head is in contact with the fastening portion so that an extension line of one side of the fastening portion intersects an extension line of the second portion, and then to stop. a fastening member having one side coupled to a container and having a fastening portion formed at the other side thereof that is opposite to the one side; a detachable block member having a stopper member detachably coupled to the fastening portion of the fastening member; and a handle body to which the detachable block member is coupled, wherein the stopper member includes: a moving shaft formed in a longitudinal direction and configured to be movable; and a head coupled to the moving shaft, wherein the head includes: a first portion coupled to the moving shaft; and a second portion coupled to the first portion and configured to be capable of contacting the fastening portion, wherein the head is adapted to move together with the moving shaft to enable contact with the fastening portion, characterised in that the second portion is inclined with respect to the moving shaft, and the head is adapted to move along the inclined surface of the second portion in a state where the second portion of the head is in contact with the fastening portion so that an extension line of one side of the fastening portion intersects an extension line of the second portion, and then to stop. a moving shaft formed in a longitudinal direction and configured to be movable; and a head coupled to the moving shaft, wherein the head includes: a first portion coupled to the moving shaft; and a second portion coupled to the first portion and configured to be capable of contacting the fastening portion, wherein the head is adapted to move together with the moving shaft to enable contact with the fastening portion, characterised in that the second portion is inclined with respect to the moving shaft, and the head is adapted to move along the inclined surface of the second portion in a state where the second portion of the head is in contact with the fastening portion so that an extension line of one side of the fastening portion intersects an extension line of the second portion, and then to stop. a first portion coupled to the moving shaft; and a second portion coupled to the first portion and configured to be capable of contacting the fastening portion, wherein the head is adapted to move together with the moving shaft to enable contact with the fastening portion, characterised in that the second portion is inclined with respect to the moving shaft, and the head is adapted to move along the inclined surface of the second portion in a state where the second portion of the head is in contact with the fastening portion so that an extension line of one side of the fastening portion intersects an extension line of the second portion, and then to stop.