by Ball
549 days in the top 100 
(73)Buy new: $4.75
14 used & new from $3.35
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Ball Wide-Mouth Plastic Storage Caps are ideal for storing or freezing with Wide-Mouth Glass Preserving Jars. The versatile caps provide more ways to store homemade creations, and they can be refrigerated or frozen. Each package contains 8 reusable caps. Sold in a choice of sizes, there are caps to fit standard-size jars as well.
Ball Wide Mouth Plastic Storage Caps