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.- Sock-like fit- Lace closure- adidas Primeknit upper- Textile lining- Supportive heel counter- Boost midsole- Weight: 328 g- Midsole drop: 10 mm (heel 22 mm / forefoot 12 mm)- Continental™ Better Rubber outsole- Colour: Core Black/Core Black/Cloud White- Style ID: FZ4010