Every garment made is to have a care label in it that provides at least one method of cleaning garments. The Care Labelling Act is part of the Federal Trade Commission protection of consumers.
If you would like to read more about Care Labels, click here.
And you can read about a few manufacturers who the FTC has brought action for bad care labels:
if you would like to see a chart of the care label symbols, click here and this will take you to the FTC web site with care label symbol page.