The Ultraboost 4.0 DNA is part of the Adidas Parley collection that repurposes plastic waste collected from the ocean. The recycled ocean plastic has been converted to yarn to give you a sustainable product combined with signature Adidas technology. The boost delivers incredible energy return: The more energy you give, the more you get. - Containing at least 50% Parley Ocean Plastic - Lace closure - Lightweight feel - Midfoot cage and supportive heel counter - Boost midsole - Continental Rubber - Primeblue - Product colour: Core Black / Core Black / Cloud White