Size 6.5- Nike Mercurial Superfly 6 Pro FG Grey Opti Yellow 。The Nike Mercurial Superfly 6 Pro FG in Grey Opti Yellow is a stylish athletic sneaker designed for men. This mid-top shoe features a synthetic upper material in a sleek gray color with bright yellow accents, making it both functional and trendy. With a US shoe size of 9.5 and a standard shoe width, this Nike Mercurial Superfly model is part of the highly sought-after Mercurial product line known for its quality and performance on the field. Ideal for athletes looking for both style and comfort in their footwear.