Why do jeans have zippers?

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Tags

1. #added
2. #allowing
3. #zipper
4. #became
5. #statement
6. #fashionable
7. #women
8. #fashion
9. #originally
10. #purpose
11. #borrow
12. #brother
13. #labour
14. #relieve
15. #jeans
16. #girls
17. #wearing
18. #started
19. #worker
20. #housework
21. #those
22. #themselves