Abstract: A cap visor having display means which includes a lower visor, a foldable upper visor being connected to each other in the area where the cap visor is attached to the cap, the foldable upper visor being foldable along a weakened area which enables the foldable upper visor to be separated from the lower visor to an open position, the pop-up display located between the lower and upper visors, a locking member for forming a composite structure, and an L-shaped spring disposed in both visors through both ends thereof, whereby when the foldable upper visor is opened up with respect to the lower visor, the pop-up display reveals and when the foldable upper visor is closed onto the lower visor, the pop-up display is hidden.