This is a handy sized key ring. I use them to build zippers into my cosmetic bags, organizer bags, makeup bags, pencil cases, etc. for easy opening. They are very comfortable. I even saw a cosmetic bag with big holes at the ends of the zippers to make them easier to open like in my idea. This works easier on zippers with holes on the ends, but you can use it on most zippers if the connection area is big enough to fit the ring through, but I usually use 1 1/2" key rings for these zippers.
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