Converse G4 Low High Colorways + Release Date Info 。NEW WITHOUT TAGS! Men\'s Size 8.5 Converse x Nike G4 High Sneakers. Box is NOT included. The Converse G4 High ‘Black Pure Silver’ features neutral tones on a performance basketball shoe built on Nike’s flagship cushioning technologies. The midsole combines React foam in the heel with a Zoom Air unit in the forefoot, resulting in enhanced energy return and a natural heel-to-toe transition. Up top, the seamless build utilizes breathable black mesh with no-sew overlays and a welded heel counter for added stability.