Since the adidas Futurecraft 4D exposure people have never stopped the discussion of 3D printing technology, the previous application of this technology shoes is a shoe hard to find. Today, the adidas Y-3 Runner 4D with new technology is coming soon. The shoes use Primeknit material with different weaving density to create the upper, and the choice of a cortical fabric embellishment, a special lace system to help the shoes fit both feet at the same time, more stylish. 3D printing technology in the end, it highlights its decent identity.