adidas Ultra Boost 4.0 Show Your Stripes Pack Will Also Include A Black Colorway Also included in the upcoming adidas Ultra Boost 4.0 Show Your Stripes Pack will be this Core Black colorway.This new colorway of the adidas Ultra Boost 4.0 comes covered in Core Black on the stretchy and breathable Primeknit upper with tonal detailing on Published 5 Years Ago by blair2018