Mold Jar 850 ml (28.7 fl oz.) Jar with Beechwood Lids. The Weck Mold Jar 743 boasts a generous capacity of 850ml, it's the sourdough makers favourite. Its size makes it ideal for storing homemade jams, preserves, pickles, sauces, and more. The distinctive mold shape adds a touch of vintage charm to your pantry while providing efficient space utilization. *Lid is from Einkochwelt, specially designed for using in Weck Jars. Made in Germany. *This products does not include glass lids, rings or clamps. Only Weck Jars and Beechwood Lids. *Wooden scoop not included.