Product: ATool Mason Jar Lids for canning, Regular mouth lids, Split-Type Lids, Storage Metal Caps, Canning Lids (12pc,Silver)
Brand: ATool
Color: Lid
What will you get?
 You will get 12 pack mason jar lids (Rings not included) in one box.
 Size: 70mm (Regular mouth mason jar)

 About the material
 The lids are made of tinplate.
 The tinplate material has good thermal expansion and contraction. When used as a sealing material, the container is vacuum-proof and watertight. 

 A simple and efficient method of canning
Seal more jars with higher success rates
 Step 1 
Rinse jars, rings and lids with boiling water to sterilize.
 Step 2 
Soak lids, rings in boiling water for at least 30 seconds.
 Step 3 
After filling the stuff, put the heated lid on and tighten the rings.
 Step 4
Let the jars cool at room temperature.


Not recommended for water baths, because the tinplate is soft and will be deformed if heated for too long

 Read before canning 
Since tinplate is soft, please do not bend it vigorously, or boiling it for too long in boiling water.
【What will you get?】12 pack mason jar lids (Rings not included) in one box. Size: 70 mm/2.7 inch, for regular mouth mason jars.
【Good Material to seal】The lids are made of tinplate. The tinplate material has good thermal expansion and contraction. When used as a sealing material, the container is vacuum-proof and watertight.
【Application】Suitable for pressure canning to store pickles, spices, sweets, biscuits, fruits, jams, drinks, buttons and other small objects.
【How to can a jar?】1. Rinse jars, rings and lids with boiling water to sterilize. 2. Soak lids, rings in boiling water for at least 30 seconds. 3. After filling the stuff, put the heated lid on and tighten the rings. 4. Let the jars cool at room temperature.
CAUTION: The edge of the lid is a little sharp, so be careful not to cut your fingers.2.Not recommended for water baths, because the tinplate is soft and will be deformed if heated for too long.

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