Support means for a container liner for hanging and supporting the liner in a container comprises a belt (50) one end (52) of which is secured to a side face along one edge ( a ) thereof adjacent a corner of the liner and a free end (56) of which is anchored by a buckle (58) provided on another side face along an edge ( b ) thereof adjacent the corner, and a ring (64) provided at a vertex of the corner. Part of the belt (50) passes through the ring (64) to form a loop (66) of the belt (50). The loop (66) can be shortened by pulling the free end (56) of the belt (50). The loop (66) can be fixed to an inner wall of the container by a fastening ring 68. The free end (56) of the belt (50) is fixed by the buckle (58). When the free end (56) of the belt member (50) is pulled to make the loop (66) shorter the side edges and the vertex of the corner of the liner can be pulled up to eliminate or prevent slack of the liner.