I will never use StockX again. I've purchased Balenciagas and received one pair which was fake, the other authentic. I've reached out to StockX support and sent them pictures but only to
Balenciaga Speed Trainer Lime White Grey Black (Women's) - 587280W17217091 - JP
Balenciaga Speed Trainer Black White (W) - 477289-W05G0-1000 - JP
Balenciaga x adidas Speed Trainer Black - 717591WBDV11009 - IT
Balenciaga Speed Trainer Pink Black Sole (W) - 525712W05G0 - US
Balenciaga Speed Trainer 2.0 All Over Logo Beige - 617239W2DBO9910 - JP
Balenciaga speed trainer 2018 and Balenciaga difference on stockx : r/stockx