Kolor x UltraBoost 3.0 'Kolor'

The adidas x Kolor Ultra Boost 3.0 combines a black Primeknit upper with a blue cage, metallic gold heel cup, and yellow inner lining. The collaboration also features a black Boost midsole and a Solar Red outsole. Released in Japan in February 2017 alongside the Kolor x Ultra Boost Uncaged, the Ultra Boost dropped unannounced at the adidas flagship store in NYC in limited numbers.