The product is a pair of Nike Flex Control 4 sneakers in a men's size 10.5, featuring a blue, black, and white color scheme. These athletic shoes are designed for men and are styled as sneakers. The size 11 designation applies to both the shoe size and the regular size type. The waist size is also listed as 11, but it is unclear how this measurement relates to the shoes. Overall, these Nike sneakers offer a stylish and comfortable option for athletic wear.