Punch hole

The round punch hole measures 4,6mm in diameter and can be applied in the middle of the long side, the corners and in the middle of the short side of the card. The oval punch hole has a width of 16mm and can be applied in the middle of the short and long side.

An oval punch hole is used to easily attach the card to a lanyard, so that it can be worn around the neck. A round punch hole is used to attach the card to a keyring.