Masontops - Regular Mouth Chalk Top Blackboard Lids for Mason Jars preserving Keeps water ice-free down to

Keeps water ice-free down to -5 degrees F in the winter

The science of fermentation

Learn how sourdough baking can change your mindset and sharpen your personal values

We picked this one because it is made much better than any other one we could find

and no re-growth

Masontops - Regular Mouth Chalk Top Blackboard Lids for Mason Jars preserving Keeps water ice-free down toChalk Tops Blackboard Lids are the perfect storage solution for organizing pantries, workshops and fridges. Label mason jars with dates, names and ingredients. Write and erase chalk with a damp cloth. Dishwasher, fridge and freezer safe. Not intended for heating or boiling. **JAR NOT INCLUDED**