The Nike Dunk Low ‘Polar Blue’ features a crisp white base with steel blue overlays and a color-matched Swoosh. Heritage details include breathable perforations on the toe box and a breathable nylon tongue . topped with a woven Nike tag. Additional Nike branding appears on the back tab and sockliner. Reflecting the shoe’s ‘80s roots is a durable rubber cupsole . fitted with an interior polyurethane wedge for lightweight cushioning.