Adidas Racer TR21 Women’s Athletic Sneaker Black Running Trainer Shoes Size 6.5. These adidas shoes bring the athletic style of running footwear to your everyday look. Move confidently through your day in a comfortably snug fit and a lightweight midsole that provides all-day cushioning underfoot. This product is made with Primegreen, a series of high-performance recycled materials. 50% of the upper is recycled content. No virgin polyester. Inv#228958568