Flyknit constructed upper delivers zoned stretch and support. Dual-density midsole and tri-star outsole provide flexible cushioning. Dynamic heel is stretchy for a snug, adaptive fit. Flywire technology woven into the upper integrates with the laces for a dynamic, supportive fit through the midfoot. Texture has been added under the toe and heel to enhance traction in these high-abrasion zones. In amazing used condition Extremely comfortable shoe Size 6.5 Smoke free home Will hand clean and sanitize prior to shipping