2019-12-04 ISS US National Lab x adidas Ultra Boost 20 Black/Blue Violet Metallic From €180.00 Unfortunately, these shoes are no longer available through retailers. Never miss a release again and download our app for free. Product details Brand adidas Colorway Core Black/ Core Black/ Blue Violet Metallic Collaboration ISS US National Lab SKU EG1341 Release date 2019-12-04