Today's story: Zippers are everywhere: on clothes, bags, and accessories. But the basic design of a zipper hasn't changed in a century. Now, though, the world's biggest zipper maker, YKK, has a new design that eliminates the tape next to the zipper's teeth. The result is a zipper that's lighter, more flexible, and better looking.Transcript & Exercises: https://plainenglish.com/820Full lesson: https://plainenglish.com/820 --Plain English helps you improve your English:Learn about the world and improve your EnglishClear, natural English at a speed you can understandNew stories every weekLearn even more at PlainEnglish.com--

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