Kit of 100 cards for harvester with QR identification and 100 ribbons to hang the cards. The cards have the same dimensions as a standard bank card. They are reusable in as many harvests as you want. Made of high quality, field-tested, heavy-duty PVC. With the ribbons your harvesters will be able to work comfortably and have their identification at hand when they need it. Quality, resistance and comfort proven in the field.