Saturday, July 25, 2009

Why are there bumps on the zippers of all my sweatshirts???

to help grip the zipper

Why are there bumps on the zippers of all my sweatshirts???
Mine do that after they have been washed a few times...It might happen because the fabric holding the zipper in is a different type of fabric than the sweat shirt. That's my thinking at least I dont know if Im right or not.



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