Experience Pure Wine, one glass at a time. Packed with the same revolutionary Selective Sulfite Capture filter technology as original Üllo filters, Single Glass filters work with your Üllo Wine Purifier to remove sulfites and sediments one glass at a time (150ml). Now the rest of the bottle can wait until you’re ready. Whether it’s a blind tasting or a five course meal, Single Glass Selective Sulfite Capture filters are the freedom you’ve waited for to enjoy your favorite wine on your schedule.