The cubicle forms a capsule (1') whose bottom part (2') comes with integrated seat and is spanned above by the upper part (3') of the capsule, the two parts being joined by one or more columns (4') as arranged in the front and rear of the capsule. The capsule entry opening (5') has its own cover and is arranged in both the two parts of the capsule and to the side of this or to the front. The entry cover folds away to the side and is made of transparent material. The top part (3') of the capsule has a foldable viewing window and is made of transparent material and is moved up and down hydraulically off the water pressure of the drinking water line. The bottom part (2') has a service shelf, and sprays (15) fitted to the inside of the capsule can be directed at different areas of the users body and are supplied via a one-hand mixer tap in the water line, this also fitted with a safety device to guard against excessive temperature. Sauna steam can be infed when used as sauna cabin.