Found this blue ball mason jar at a thrift store, it has an odd shape and bubbles in the glass, the lid is intact and still has the rubber on the inside, and it’s marked 3-7 on the bottom. I was wondering if anyone has any idea how old this thing is.4yr ⋅ imgoinglobal ⋅ r/MasonJars
Not mason jars, but part of my dark blue glass collection. Wish the lighting was better on this one.6yr ⋅ MyOversoul ⋅ r/MasonJars
Reusable cotton sock makes it easy to coldbrew coffee using mason jars!10yr ⋅ JaMakinBacon ⋅ r/MasonJars
Use a Mason jar as an I.U.D., learned this one from Cormick McCarthy. 12yr ⋅ SkepticalZack ⋅ r/MasonJars
Drink Packets! We were able to fit 4 different boxes of drink mixes; minimizing the cabinet space required.12yr ⋅ MrTT26 ⋅ r/MasonJars
Coffee beans in the freezer! Jars keep them fresher longer, all while being easier to seal than the package they come in.12yr ⋅ MrTT26 ⋅ r/MasonJars
63 caps Kerr....fits 63 jars. Never heard of these types of jars...anyone know of them/know how old they are?12yr ⋅ Michca3 ⋅ r/MasonJars
