brand new never used Sourdough Starter Jar Kit with Ounce Scale line】: You will receive two 35oz wide-mouth sourdough jar with Ounce scale lines,so that you can easily track how much your starter is growing. two dough scraper, two thermometer, two marked date feeding band, two breathable cloth cover and lid. 【3.9inch wide mouth】: Wide mouth jar for easy adding, stirring & cleaning, last fed on line, which relates directly to the graduated feeding date band, thermometer, unbleached sewn to size cloth cover & metal lid. 【Thermometer and Feeding Day Tracker Band】：An instant-read thermometer will help monitor the temperature of your starter and ensure that it's in the optimal range for increasing fermentation activity.Elastic band marked with the days of the week & the time of day gives you an accurate indication of when you last fed your sour dough starter and the starting feeding level.