Utilize the input text as a context reference, choose the right relationship between 'Uniqlo' and 'clothing' from the options.
Options: stock exchange, legal form, product/material produced, chairperson

TOKYO Aug 3 Fast Retailing Co Ltd's Uniqlo clothing chain said on Monday that it was expanding its collaboration with Walt Disney Co to offer a wider range of products and that it would open a flagship store at the Florida Disney World's shopping complex next spring.
product/material produced