This is the "Grail" edition of the Nike Dunk Low Premium SB. Made in collaboration with Concepts, they are a part of the "Grail" Collection. Featuring an iridescent upper that shifts color slightly as it catches the light. Details include custom golden skull lacelocks, a full translucent outsole and custom branded insoles. A limited release, look out for them exclusively at Concepts in late July of 2015. Retail is set at, $185.