NIKE Free Rn 2017, Unisex Sneaker, Grey Wolf Grey White White Volt 003, 12 UK

Circular-knit upper is made with spandex for natural movement., Dynamic heel fit system supports from heel to ankle., Tri-star outsole pattern adapts to your step for flexible cushioning., Dynamic Fit technology is achieved through Flywire cables integrated with the laces for an adaptive, supportive fit., Texture has been added under the toe and heel to enhance traction in these high-abrasion zones.