A fixing device comprising: a clasp installable to a first member of a refrigerator cabinet , the clasp having a contact portion defining a plane; and a coupler installable to a second member of the refrigerator cabinet , wherein the coupler includes: a hook having a protruding tip portion configured to come into contact with the contact portion so as to be caught by the contact portion , the hook being rotatable; and an elastic member configured to elastically support the hook such that the hook is rotated toward the clasp , and wherein a contact position of the protruding tip portion and the contact portion are spaced apart from a rotation center of the hook , wherein the protruding tip portion includes: a first slope configured to come into contact with the clasp when the protruding tip portion begins to be caught by the clasp ; and a second slope configured to come into contact with the clasp when the protruding tip portion is released from the clasp , characterized in that the coupler includes a damper member configured to absorb shock caused via contact with the first member. a clasp installable to a first member of a refrigerator cabinet , the clasp having a contact portion defining a plane; and a coupler installable to a second member of the refrigerator cabinet , wherein the coupler includes: a hook having a protruding tip portion configured to come into contact with the contact portion so as to be caught by the contact portion , the hook being rotatable; and an elastic member configured to elastically support the hook such that the hook is rotated toward the clasp , and wherein a contact position of the protruding tip portion and the contact portion are spaced apart from a rotation center of the hook , wherein the protruding tip portion includes: a first slope configured to come into contact with the clasp when the protruding tip portion begins to be caught by the clasp ; and a second slope configured to come into contact with the clasp when the protruding tip portion is released from the clasp , characterized in that the coupler includes a damper member configured to absorb shock caused via contact with the first member. a hook having a protruding tip portion configured to come into contact with the contact portion so as to be caught by the contact portion , the hook being rotatable; and an elastic member configured to elastically support the hook such that the hook is rotated toward the clasp , and wherein a contact position of the protruding tip portion and the contact portion are spaced apart from a rotation center of the hook , wherein the protruding tip portion includes: a first slope configured to come into contact with the clasp when the protruding tip portion begins to be caught by the clasp ; and a second slope configured to come into contact with the clasp when the protruding tip portion is released from the clasp , characterized in that the coupler includes a damper member configured to absorb shock caused via contact with the first member. a first slope configured to come into contact with the clasp when the protruding tip portion begins to be caught by the clasp ; and a second slope configured to come into contact with the clasp when the protruding tip portion is released from the clasp , characterized in that the coupler includes a damper member configured to absorb shock caused via contact with the first member. <EOS>