As a Buyer on StockX, you are responsible for paying processing fees, as well as import duties and sales tax based on your shipping address. Please note, these fees may be included in your total purchase price.

There is no set percentage for fees, as these are determined based on the price of the item, location of the Seller and Buyer, and supply and demand. These will never change after you have placed a Bid. 
 

What taxes am I responsible for as a US Buyer on StockX? 

If you are a US Buyer on StockX, you agree to pay any and all local, state, federal, or international taxes (including sales taxes) that may be due with respect to your purchase. 

For more information on sales tax, refer to FAQ: How Does StockX Handle Sales Tax In America?