Abstract: A shower divider to close a shower basin has at least two wall section elements made of glass or synthetic/plastic material, which are respectively self-supporting without a frame and are articulately connected to one another by means of a hinge. At least one wall section element is equipped with a plurality of longitudinal slots arranged in superposed attitude with respect to one another but in the same plane, i.e., a plurality of parallel longitudinal slots in vertical alignment one above the other in the plane of the door, and a threaded securement screw can be operatively screwed in pre-selected manner and exchangeably into respective screw-thread holes of said hinge.