Clothing Website for Women

I want to start an ecommerce clothing website for women specializing in leather. My question is how do I get enough inventory to start out?

Or are there other ways like dropshipping? The clothing is very specialized so (leather clothing is hard to find). I really don't want to buy $$$$ worth of clothing then not be able to sell it all. And I also want to stock at least a variety of 50+ products in multiple sizes. WordPress ...