Analyze the relationship between 'Fast Retailing' and 'clothing' within the context of the input sentence.
Options: currency, owned by, chairperson, product/material produced

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