A wonderful product. Although the price is higher than traditional products in this range, it is worth it. The smell disappeared even after a week without cleaning. For me personally, however, it is unacceptable to leave it uncleaned for more than a week. If you do not clean, expect the smell to return after the 3rd week, it will begin to be felt, albeit slightly, for this reason my advice is to clean at least once a week. Among other things, the fact that you can constantly monitor the conditio