Abstract: The invention relates to a rotatable shelf bottom that has a tablet function (1) and is composed of a shell which is rotatably mounted on the bottom side (5b) of a bottom part (5). The shell comprises a bottom part (5) and a frame (1a) which are positively glued together by means of an adhesive duct that is filled with an adhesive. A frame (1a) is substantially L-shaped, forms part of the bottom side (5) of the bottom part (5) at the outer edge, and is removably placed on the top side of horizontal furniture components (30) located inside or outside a furniture carcass.