Duplicate products, or dupes, are flooding social media. Dupes are clothes, beauty products, homeware that are cheaper than the recognisable brand, but still look similar. We hear from shoppers and fashion experts about this growing trend and its impact on the market.And we speak to athleisure wear company Lululemon, who are trying to work out how to respond to the number of dupes of their products that are now on the market.Producer/presenter: Deborah Weitzmann(Image: Leggings on mannequins. Credit: Getty Images)