Turtleneck with tab on the back central part of your band that replaces the back button of the shirt of the men's shirt. (Machine-translation by Google Translate, not legally binding)

摘要

A false collar is claimed, Fig. 1, with a tab A, or projection of rectangular shape in the rear center part of the strap thereof, characterized in that it replaces the fixed or false button worn by the men's shirts in the technical function of joining these two garments without the need of buttonholes or buttons of any kind. (Machine-translation by Google Translate, not legally binding)