1)Grape variety Riesling. 2) The grape variety must appear on the label. 3) The vintage must be indicated on the label. 4) Single vineyard wine. The name of the vineyard must be indicated on the offer under additional information and on the label. 5) Sugar content (g/l) and total acidity in tartaric acid (g/l) must be indicated on the offer. 6) Product feature enabling Alko's Green choice -symbol will be advantageous. 7) Registration in the recycling system will be advantageous.