Cheaper look-alikes have been around for years, but social media has made them more popular. Dupes can move into shaky legal ...

Lululemon is accusing Costco of stealing from its "path-breaking" brand by selling dupes of its sweatshirts, jackets and ...

Lululemon, a premium athleisure company based in Vancouver, Canada, filed its lawsuit against Costco on June 27 in California ...

The Canadian athleisure brand has accused the warehouse club operator of copying at least six of its products, including its ...

Vancouver-based Lululemon asserts that Costco sells apparel that mimics the look and feel of its products.

People on social media and news outlets have noted that Costco sells items similar to pricey Lululemon apparel — but are they ...

Lululemon is suing Costco, alleging the wholesale retailer knowingly sold knockoff versions or dupes of its popular products.

Lululemon Athletica claims in its lawsuit filed in the U.S. District Court for the Central District of California that Costco ...

Lululemon has filed a lawsuit against Costco, accusing the megaretailer of selling “dupes” of its popular athletic wear that ...