From Schiesser the typical great, soft fabric processing (95% cotton, 5% spandex). Etc. No seams According to my wife's seat with "size 38 - M" very good. As described herein, the breasts are not held, my wife can not confirm! For them, it is the perfect bustier. This item is purchased again by them because of the great comfort and fit in any case. Schiesser-quality flat.