How to understand that the drying can already be finished? This will be visible on the snail: it will hardly protrude from the shell, it will be inactive, especially at night. This is important because snails are nocturnal creatures, and they usually sleep during the day.
Another point - the snails, which are ready for anabiosis, seal the openings of their shells with a special film, through which they will receive oxygen in winter. The snails, ready for storage, are packed in the nets, then into the boxes and placed in refrigerators.