The adidas UltraBoost 4.0 "Chinese New Year" in junior's sizing celebrates the Year of the Pig. Designed by the Chinese metal artist Ren Zhe, this "Ren Zhe edition" features a black Primeknit upper speckled with touches of grey. A black TPU heel counter and red Three Stripes branding appear at the midfoot. Commemorations of the Chinese New Year are seen on the light pink and black printed laces and insoles, while a white BOOST midsole is paired with a black Continental rubber outsole at the bottom. Chinese New Year