These athletic sneakers feature a Flyknit upper with perforations to help reduce weight and enhance breathability. The ZoomX foam midsole delivers high energy return, while the high-abrasion rubber outsole provides reliable traction. They have reflective details and a midfoot band for containment. The heel-to-toe drop is 10mm and each shoe weighs approximately 245g/8.6oz (Men's US 10). These are from Nike.