Functional shirt e.g. polo shirt, has two buttons with intermediate distances arranged perpendicularly one over other between symbols of display units, where color of units is contrast to color of shirt in surrounding

摘要

The shirt has front pockets consisting of a transparent material, and display units (11) e.g. printed cards, with symbols fitting to the size of the pockets and inserted into the pockets, where the units are outwardly visible. Two buttons (12) with intermediate distances are arranged perpendicularly one over the other between the symbols. The colors of the units are contrast to the color of the shirt in the surrounding.