What is so special about YKK zippers?

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Tags

1. #reliability
2. #yoshida
3. #summary
4. #insider
5. #prized
6. #zippers
7. #stand
8. #kabushikikaisha
9. #manufacturer
10. #impressive
11. #industry
12. #letters
13. #their
14. #construction
15. #garment
16. #kogyo