Take maximum cushioning to the extreme in the Vomero Premium. It provides Nike(R)'s most comfortable ride for everyday road runs thanks to a soft, ultra-responsive ZoomX midsole and two Air Zoom units. Design: The engineered mesh upper offers soft, lightweight breathability In-Shoe Comfort: Full-length ZoomX midsole is made of Nike's lightest and most responsive cushioning for a comfortable ride Two Air Zoom units, one at the forefoot and one at the heel, give you high energy return Durability & Traction: Durable Waffle outsole with high-abrasion rubber provides premium traction Additional Details: Heel-to-toe drop: 10 mm