Who makes union-made clothes available in the stores? Members of UNITE HERE!, the United Food and Commercial Workers (UFCW) and the Graphics Communication International Union (GCC/IBT) make the union-made clothing sold through the Union Plus program. The Union Jean and Apparel Company is organized under UFCW Local 1099.
Check out this Smithsonian site about the history of American sweatshops.
Students Against Sweatshops.