Men's Nike SB Dunk low Sea Crystal. Size 12. Code 819674-301. Preloved and in great condition - lots of life left. See images for condition. Currently have heel drag protectors attached and those are a bit worn but preserved the shoes heel and can be removed. Colors are Green Glow/Black Summit white. Mint green. This 2016 Nike SB Dunk low ‘Sea Crystal’ sports the same colorway as the 2004 Nike SB Dunk High ‘Sea Crystal.’ Built to the specifications of American skateboarder Ishod Wair, this version of the Dunk Low features a slimmer tongue than the traditional model as well as a Zoom Air unit in the heel of the insole. The low-top version features a Summit White leather upper with Green Glow suede overlays, a matching Green Glow midsole, and black on the Swoosh, lining, laces, heel, and outsole.