Stock 305 is the clothing shop from the Ultimate list, along with the salon and the tattoo shop in the same district. Without that edition, these doors stay shut.
The official text: 'Style various unique and exclusive looks for Jason and Lucia at Stockyard's premiere destination for elevated streetwear. Only open for business with the Ultimate Edition.'
Coverage of the official screenshots shows Bae-Luxe and Roxy of Real Dimez wearing Stock 305 streetwear.