To provide the slider for a solid paste container, which can realize the smooth refilling work of a solid paste.

In the slider 1 for the solid paste container made to go up and down within a tube through the threading with a screw rod and the guidance with the guiding projection provided axially on the inner peripheral surface of the tube by pivoting the screw rod formed en bloc with a tail plug within the tube through the pivoting of the tail plug provided at one end of the tube, a threading part 6, through which the screw rod passes, is provided at the center of the board surface 3 of a board 2 and a fastening part 8 for fastening the lower end of the solid paste 7 is similarly provided on the board surface 3a, on which the lower end of the solid paste 7 is installed, and further guide parts 11, the outside edge surface 10a of each of which leans more centripetally with the distance from the board surface 3b, are similarly provided along the surrounding of the board surface 3b, on which no solid paste 7 is installed.