Hop aboard the probiotic train and reap the health benefits of fermented vegetables. Kit includes everything you need to create tasty sauerkraut, kimchi, pickles, and more in 4-6 weeks. The key component is a Kilner jar: It has a silicone lid with an air lock attachment, to release gasses that build up during the fermenting process. An instruction and recipe booklet are also included. 101/4"h x 5" diameter. Dishwasher safe.