Union x Dunk Low Passport Pack 'Argon'Drawing from the three pice 'Passport Pack' which takes inspiration from the early '90s days of the Union crew is the Union x Nike Dunk Low Passport Pack 'Argon.' Each style from the pack pays homage to the cities the retailer called or calls home, New York, Los Angeles, and Tokyo. It features unfinished red stitching and a tearaway ripstop upper that reveals a leather underlay in varying shades of blue. On the lateral side is a yellow 'UN LA' tag