Jars 12 oz made from high quality thick glass that resists cracking and breaking. The food grade material and airtight lids make these 12 oz glass jars with lids perfect for food storage and beverage drinking.Size: Each 12 oz mason jars with lids can hold 12 fluid ounce(equal to 3/4 pint) of liquid. The diameter of the bottom is 2.95 inch, and the diameter of the regular mouth is 2.7 inch, the Overall Height of these regular mouth mason jars is 4.7 inch.Versatile: Suitable as your kitchen spice jars, such as herbs jars, DIY jam jars, pickling jars, overnight oats jars. Or as your jelly candy yogurt jars- you can use them to storage cookies, candy, snacks and baby food. You can also use these jars to craft as shower favors or wedding and party favors. Make the bulk mason jars with lids as decorations is a great idea too !Easy to clean: The 12oz mason jars have a wide mouth of 2.7 inch which allows easy accessibility to the bottom of the jar，the glass mason jars with lids are easy to clean by no matter dishwasher or hand with a sponge.Package Included: 16*12 oz glass jars+16 silver metal lids+20 chalkboard stickers. Please check your package content after receiving your package, if there is any defect or item missing, please contact us to get a after-sales service.