Kraut Source Fermentation Kit Makes fermenting foods like sauerkraut, pickles, salsa, kimchi and more fun and easy. It fits on standard wide-mouth mason jars, allowing you make pint, quart, or half-gallon sized batches depending on your needs. Includes 1 quart-size (32 oz) mason jar, 4 oz pack Celtic Sea Salt, 1 pack of organic spices for Golden Sauerkraut recipe. Specially designed to keep air out and fermenting fruits and veggies submerged in brine. Includes 1 FDA food-grade silicone gasket attached and 1 replacement gasket, instruction manual. Compostable packaging box.