For background, let’s go to Alexander Aciman’s exhaustive comparison of a pair of two pairs of pants: one sold by lululemon, and one sold under Coscto’s in-house brand Kirkland Signature. This was ...

Lululemon, the prestigious sportswear brand, has filed a lawsuit against Costco, accusing it of selling replicas of its products under the Kirkland brand.

Jefferies analysts said Lululemon is straying further away from its yoga roots with designs similar to generic apparel brands ...

Joe Ng, CEO of fashion studio Shift, said Lululemon's pants may have inspired Costco's, but the design isn't as unique as a ...

Lululemon Is Suing Costco for Allegedly Selling Dupes of Its Products This isn’t the first time the apparel company has levied a copycat accusation.

Lululemon has sued Costco, alleging the retailer sells low-cost athleisure apparel knockoffs that unlawfully infringe versions of its patents.

Lululemon filed a lawsuit against Costco on Friday, accusing the wholesale club operator of selling lower-priced duplicates of some of its popular athleisure apparel.

Lululemon’s lawsuit against Costco highlights the rise of fashion ‘dupes’ Dupes, or less expensive alternatives to luxury products, are far from new, but their popularity has surged with ...