Kefir Fermenter (0.35L/12oz) Dramatically simplify homemade kefir process. Just pour milk and drink fresh kefir in 20-24 hours. Say NO to strainer, spatula, dish washing and white spots.Simple. Easy to use and re-use: just fill with milk and drink after 20-24 hours at room temperature or 10-14 hours at 80-95F. Refillable: can be made fresh daily. This Kefir Fermenter doesn't contain Kefir Grains. Buy our organic Kefir Grains for better result. Type Microbiota, Inc. to see our products. Saves money when you make your own refills. Great time saving: no pouring from one jar to another, no strainer, no spatula, no cleaning.