Hi Maristela,
Welcome to SaleHoo! As with most of the designer brands, the specific brands you mentioned have tightly controlled distribution channels, and for most of these companies, they have their own set of authorized dealers. The only option of getting them aside from their authorized distributors would be from liquidators. However, with liquidation they come in pallet mixed with other brands such as
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And here are other liquidators in the directory -
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Let us know how you get on and if you need further help.