Have you ever wondered why zippers often have the letters 'YKK' etched into them? Learn more about the Japanese company behind the tiny letters -- and the zippers -- in this episode.

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<p>Have you ever wondered why zippers often have the letters 'YKK' etched into them? Learn more about the Japanese company behind the tiny letters -- and the zippers -- in this episode.</p><p> </p> Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>

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Have you ever wondered why zippers often have the letters 'YKK' etched into them? Learn more about the Japanese company behind the tiny letters -- and the zippers -- in this episode.

Why do most zippers say 'YKK' on the pull-tab?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/f5cd11d9-0496-48bf-b50a-ae32009d73b4/transcript