Wide Mouth Dough Starter Kit simplifies the dough process. Perfect for beginners, efficient and functional, it's everything you need for the perfect dough starter. Wide Mouth Bread Starter Jars are made of sturdy food-grade glass and are large enough to serve 3 loaves of soy dough starter. The wide mouth design makes it easier to add flour and water or to clean and stir the contents. It's the right size for making dough starters. Simply move the strap sideways to indicate feeding time and move the strap up and down to record your starting feeding levels. Our goal is to help you set things up so you can quickly and easily feed and keep moving through the day. Once you've mastered the items, you only need about 5 to 10 minutes a day to keep your initiation going - totally manageable. This starter jar is designed for bakers, whether they are to learning or professional bakers Colour:Photo Color Material:glass+cloth Size: 17.5 x 8.1cm Package Contents: 2 x glass jar 2 x cloth cap 2 x spatula 2 x elastic band 2 x temperature paper