Wide Mouth Dough Kit simplifies the dough process. for beginners, efficient and functional, it's everything you need for the dough . Wide Mouth Bread Jars are made of sturdy food-grade glass and are large enough to 3 loaves of soy dough . 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 . 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 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 Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.