Chalk Top Blackboard Disc Lids

Description Specifications Care Size • Blackboard Disc Lids* - Includes 8 Reusable Chalk Tops for Mason Jars • Surface can be Written On with Chalk and Non-Permanent Chalk Markers • Made of Food-Safe Tin • Designed for Wide and Regular Mouth Mason/Canning Jars (Ball, Bernardin, Kerr, etc.) *Includes disc lids only; screw band not included Wide Mouth: 3.38" diameterRegular Mouth: 2.75" diameter Hand wash only. Please wash before first use and between uses. Keep away from objects that may scratch the blackboard surface. Mason jars come in a variety of shapes, sizes, and volumes - but the mouth of every Mason jar (the part that the lid screws on to) is either: Wide Mouth: Outer mouth diameter of 3.38" or 8.6cm; or Regular Mouth: Outer mouth diameter of 2.75" or 7cm. Most Masontops products come in both sizes, but some are only available in either Wide or Regular.   Introducing Chalk Tops: The world's first premium all-in-one chalkboard lid f