The Nike Air Zoom Winflo 7 keeps you running with an updated mesh design and increased foam. Designed with everyday runs in mind, its cushioned feel helps you stay focused on the path ahead.R=regular sizing- Round toe- Lace-up vamp- Mesh details throughout the upper helps promote airflow with every step. Synthetic yarns are lightweight and provide a secure feel.- An Air Zoom unit in the heel and forefoot provides cushioning where you need it. The unit in the forefoot is larger in size for a better underfoot sensation.- More foam offers a springier feel and is responsive and durable.- Heel counter helps your foot feel secure.- Imported