The Nike Free Run 2018 Shoe has been updated to deliver an even more adaptive fit than before. Stretch material in the upper moves with your foot, while the tri-star outsole pattern adjusts to your every step for a ride that delivers support and flexibility. Benefits * Circular-knit upper is made with spandex for natural movement. * Dynamic heel fit system gives you support from heel to ankle. * Flywire cables integrate with laces for an adaptive, supportive fit. * Texture has been added under the toe and heel to enhance traction in these high-abrasion zones. Product Details * Weight: 8.4oz/238g (men's size 10) * Offset: 8mm (13mm/forefoot, 21mm/heel) * Reflective elements * Not intended for use as Personal Protective Equipment (PPE) * Shown: Black/White * Style: 942836-001