Photo 1: Initial position.
Photo 2: Attach the SI-card to the wristband so that the number of the card will be on the outer side.
Photo 3: Attach the wristband on your wrist and tighten it so that it feels comfortable around the wrist – not too tight and not too loose.
Photo 4: Close the fastener pushing it hard.
Photo 5: To punch at SI stations you can choose whether to wear the SI-card on the outer side of your wrist …
Photo 6: … or on the inner side. Whatever you feel is more comfortable. Use the other hand to assist, if necessary.