adidas Originals ZX 2K Boost Sneaker in Black. - size 9 (also in 6, 6.5, 7, 7.5, 8.5) adidas Originals ZX 2K Boost Sneaker in Black. - size 9 (also in 6, 6.5, 7, 7.5, 8.5) Mesh knit upper with rubber sole. Lace-up front. Boost midsole. Heel pull-tab. Imported. AORI-WZ30. H00102. Inspired by the motivation of founder Adi Dassler, Sport Performance brings passion for great products to athletes in all sports, allowing them to be faster, stronger, smarter, cooler and natural. The Originals Group is the authentic, iconic sportswear label for the street and its message is Celebrate Originality.