Nike is bringing back the Air Max BW OG colorway. BW refers to the ‘Big Window’ air bubble on the shoe’s heel. Originally released back in 1991 as part of the Nike International Series, now the BW ‘Marina’ colorway has it’s big retro comeback. Mesh underlays and synthetic overlays. Look for the Nike Air Max BW OG ‘Marina’ online now at SneakerWorldShop.com.