A refrigerator comprising: a door opening/closing a storage space in which a cabinet is formed; a door dike protruding along the circumference of a rear surface of the door; a guide groove extending in the top-bottom direction at the door dike; a plurality of fixing grooves extending in a direction intersecting the guide groove in the guide groove, the plurality of fixing grooves being vertically spaced apart from each other; a receiving member mounted to the door dike to be rotatable and movable up and down; and a restricting member provided at each of both sides of the receiving member, the restricting member being moveable along the guide groove, wherein the restricting member is integrally formed with the receiving member, wherein the restricting member includes: a rotational center part protruding from the receiving member to be inserted into the guide groove, the rotational center part serving as a rotational center of the receiving member; a fixing part protruding from one side of the receiving member to be spaced apart from the rotational center part, the fixing part being selectively inserted in the fixing groove as the receiving member is rotated; and an elastic part protruding in the opposite direction to the fixing part to be elastically deformed in the rotation of the receiving member, the elastic part providing an elastic force such that the fixing part is inserted into the fixing groove, characterized in that: the restricting member includes a rib-shaped extension part extending vertically wherein the rotational center part and the fixing part are formed at upper and lower ends of the extension part, respectively, wherein the elastic part extends in the opposite direction to the fixing part from one side of the extension part, and extends in a direction distant from the rotation center part. a rotational center part protruding from the receiving member to be inserted into the guide groove, the rotational center part serving as a rotational center of the receiving member; a fixing part protruding from one side of the receiving member to be spaced apart from the rotational center part, the fixing part being selectively inserted in the fixing groove as the receiving member is rotated; and an elastic part protruding in the opposite direction to the fixing part to be elastically deformed in the rotation of the receiving member, the elastic part providing an elastic force such that the fixing part is inserted into the fixing groove, characterized in that: the restricting member includes a rib-shaped extension part extending vertically wherein the rotational center part and the fixing part are formed at upper and lower ends of the extension part, respectively, wherein the elastic part extends in the opposite direction to the fixing part from one side of the extension part, and extends in a direction distant from the rotation center part. the restricting member includes a rib-shaped extension part extending vertically wherein the rotational center part and the fixing part are formed at upper and lower ends of the extension part, respectively, wherein the elastic part extends in the opposite direction to the fixing part from one side of the extension part, and extends in a direction distant from the rotation center part.