What are zippo wicks made of?

Related questions

1. Are old Zippo lighters worth money?
2. What is a good substitute for Zippo lighter fluid?
3. How long does the Flint last in a Zippo?
4. How long do Zippo flints last?
5. Why do Zippo Wicks have copper?
6. What's the most expensive Zippo lighter?
7. Are all Zippos windproof?
8. Does Zippo still repair lighters for free?
9. Why is zippo so famous?
10. How much does a Zippo lighter cost?

Tags

1. #cotton
2. #wicks
3. #copper
4. #modern
5. #zippo
6. #stiff