The Nike Dunk Low “Certified Fresh” is another clean look for the popular low-top sneaker. As its name suggests, the “Certified Fresh” is a versatile, timeless look for the Dunk, and a welcomed addition to any sneaker collection. The upper features a white mesh base with tonal suede overlays. A black leather Swoosh can be found on either side of the shoe. White “Nike” branding is embroidered on the heel.