There is a groove running around the top inside that needs to "snap" over the raised glass ridge on the Mason jar (just under the threads).

Remove the sleeve by holding the jar by the threads and pulling on the ho...

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There is a groove running around the top inside that needs to "snap" over the raised glass ridge on the Mason jar (just under the threads).

Remove the sleeve by holding the jar by the threads and pulling on the hole in the bottom.

I drink my coffee from a wide mouth pint jar every morning. My silicone sleeve keeps my hands safe, and if I need to leave the house I screw on a wide mouth silicone drinking lid.

Microwave safe means you can heat up your beverage without removing the sleeve. Or take out a frozen jar of food, put a sleeve on it, and heat it up.

Since they don't touch your beverage, I often just rinse them, but they are also dishwasher safe. You can leave them on the jar, but I find that water gets trapped so I prefer to separate them to clean the jar.

You could also use one to block sunlight or prying eyes from the contents of your jar.

Great for kids and adults!



  • These silicone sleeves for wide mouth (3" internal diameter) pint jars add grip and padding, and they also insulate. Wide mouth 16oz jars have straight sides, they are the same shape and size as this koozie.
  • Add a silicone drinking lid, or stainless steel lid & straw, to make a plastic free travel mug!
  • Our insulating sleeve protects your glass jar from breakage and your hand from cold or heat. Perfect for heating up food or beverages in the microwave! Our sleeves are 50-100% thicker than other brands, and have no cut out areas that leave your fingers unprotected.
  • Made of 100% silicone rubber, these sleeves are dishwasher, freezer, and microwave safe! Silicone is a safe, green, non-plastic (BPA free) material for food use that does not leach any chemicals.
  • Your entire Mason Jar Lifestyle order ships for a flat $3, or free over $35. Check out our other products! Ships in 1 day via USPS First Class from Denver, CO.
  • These silicone sleeves for wide mouth (3" internal diameter) pint jars add grip and padding, and they also insulate. Wide mouth 16oz jars have straight sides, they are the same shape and size as this koozie.
  • Add a silicone drinking lid, or stainless steel lid & straw, to make a plastic free travel mug!
  • Our insulating sleeve protects your glass jar from breakage and your hand from cold or heat. Perfect for heating up food or beverages in the microwave! Our sleeves are 50-100% thicker than other brands, and have no cut out areas that leave your fingers unprotected.
  • Made of 100% silicone rubber, these sleeves are dishwasher, freezer, and microwave safe! Silicone is a safe, green, non-plastic (BPA free) material for food use that does not leach any chemicals.
  • Your entire Mason Jar Lifestyle order ships for a flat $3, or free over $35. Check out our other products! Ships in 1 day via USPS First Class from Denver, CO.

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