[Package Content] This sourdough jar kit contains 1 x Sourdough container, 1 x Wooden lid, 1 x Rubber band, 1 x Silicone spatula, 1 x Thermometer strip, 1 x Label sheet, 1 x Pen and 1 x Cloth cover. Made of high-quality material. The sourdough jar features a maximum temperature resistance to 150 ℃. [2 Storage Ways] This sourdough container has 2 storage ways. For storage in refrigerator for a week or more, it needs to use the wooden lid for sealing and keep food from deteriorating. Suitable for storing canned food, dried fruits, mixed grains, caviar, keeping fresh. For fermentation use, it needs a breathable cloth cover with a strong elastic band, allowing the air to in and out. Suitable for a natural fermentation. [Practical to Use] Come with temperature strip, rubber band and a cloth cover that are practical for fermentation use. The temperature strip for easily read the inside fermenting dough temperature. Label sheet and pen are suitable for labelling. [Wide Mouth and Spatula] This sourdough jar is washable and reusable. Wide opening design allowing effortless to clean and add water or flour. And the package comes with silicone spatula that can be used for stirring the food stored inside the jar. Also, it can be used for removing the finished fermented fermentation. [Glass Jar Guidelines] Put the sourdough glass jar into the pot with cold water. Boil it for 5 minutes, turn off and cool the glass jar before removing and using. (Do not put the glass jar after water is boiled instantly) Also, it can be put in the steriliser to disinfect. Please do not put the glass jar in boiled water. Note: The glass jar is heat , but it cannot be used in sudden hot and cold condition.