Nike Air Zoom Elite 8 running shoes are back to give you a neutral and responsive ride. These exceptionally lightweight shoes are the lightest in the Zoom family and are designed to help you feel faster and much more agile during your gait cycle. Updated colors and an even smoother upper create improved flexibility and a fresh look.Upper: Internal heel counter provides a secure rearfoot fit. Single-layer mesh enhances ventilation. Flywire integrated with the laces wraps the midfoot and arch for a dynamic, glove-like fit and lightweight support. Lace-up front offers an adjustable fit. Midsole: Mesh inner sleeve wraps the foot for a plush fit. Nike Zoom Air unit in the forefoot delivers responsive, low-profile cushioning for smoother transitions. Removable insole. Outsole: Ultra-thin outsole adds traction while keeping weight to a minimum. Flex grooves provide a natural, efficient range of motion. Rubber crash rail on the lateral outsole provides soft and smooth transitions.