Supreme Koss PortaPro Headphones Silver - FW23 - US,Supreme x Koss Portapro Headphones White - 23FW | eBay,Check out the Supreme x Koss Porta Pro Headphone releasing on Thursday, September 14th, this will be the first ever Supreme Headphone. Retail should be around $69. It still uses the 3.55mm,Koss PortaPro Headphones - fall winter 2023 - Supreme,Porta Pro® Utility,