The Nike Air Structure Triax 91 Black Smoke Grey is a classic sneaker that combines style and comfort. The upper is made of a mix of leather, mesh, and synthetic materials, providing durability and breathability. The black and smoke grey colorway gives the shoe a sleek and versatile look that can be worn with any outfit. The Air-Sole unit in the heel provides cushioning and support, making it perfect for everyday wear or running. The release date for this shoe was March 25th, 2021, and it retails for $120. Overall, the Nike Air Structure Triax 91 Black Smoke Grey is a must-have for sneaker enthusiasts who value both style and functionality.