Bertha collar
The Bertha collar is wide flat soft round (or semicircular) collar located on the shoulders from the neck to the décolleté.
Tag
The Bertha collar is wide flat soft round (or semicircular) collar located on the shoulders from the neck to the décolleté.
The Ruff collar is a lingerie collar formed by pleats or gadroons. It is placed around the neck that it hides and highlights the face of the wearer.