The adidas UltraBoost 21 City Pack - Hong Kong is a stylish and advanced running shoe designed by adidas. This limited-edition shoe features a sleek grey color and is part of the City Pack collection, paying homage to the vibrant city of Hong Kong. With its responsive cushioning and flexible Primeknit upper, this shoe provides optimal comfort and support for runners of all levels. Perfect for both casual wear and intense training sessions, the adidas UltraBoost 21 City Pack - Hong Kong is a must-have for sneaker enthusiasts and athletes alike.