Our GoodLife Fermentation Jar Kits make it so simple to do your own fermented product at home. The silicone one-way airlock lid creates the perfect environment for making a range of foods such as Kimchi, Sauerkraut, Vegetables and even Kombucha. Dimensions: H20.5x8cmØ 1L Home fermentation is fast becoming a new way for people to take control of their health and wellbeing. Fermented foods ensure good gut bacteria and deliver more probiotics to your body. These make a great gift for the person who has everything. Join the Fermentation Revolution. GoodLife Glass Jar with Silicone Fermentation Lid and Band. - BPA free, non toxic to people & the planet - Self burping automatic venting lid - Food grade silicone