Lululemon has filed a lawsuit against Costco that accuses the wholesale club operator of selling lower-priced duplicates of some of its popular athleisure clothing.Lululemon Athletica claims in its lawsuit filed in the U.

The Canadian athleisure brand has accused the warehouse club operator of copying at least six of its products, including its Scuba hoodie and men’s pants.

Lululemon is suing Costco for manufacturing and selling clothing that looks like their own high-end athleisure at bargain basement prices.