Have a zipper that's always falling down? Use a small key ring to keep it up. : r/lifehacks
Any hacks for zipper that keeps falling down? - Lifehacks Stack Exchange
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2 Ways To Fix A Zipper That Won't Stay Up!! 1- If your jeans zip keeps coming down you simply put a keyring around it … | Fix a zipper, Clothing hacks, Sewing hacks
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How to Quickly Repair a Broken Zipper | Make It Or Fix It Yourself!