Athlete-Inspired Details Unlock your love of running in the Nike Cosmic Runner. Lightweight and loaded with bouncy cushioning, they help you push toward a new personal best in comfort. Plus, durable tread on the outsole helps give you the grip you need to run confidently on multiple surfaces. Design Lightweight mesh in the upper helps keep your feet cool. We reinforced the toes, sides and heels for added durability Classic laces Pull tabs on tongue and heel In-Shoe Comfort Soft and springy foam helps cushion your stride, giving you a bouncy sensation underfoot Durability & Traction Durable rubber on the two-part outsole helps provide the grip you need to confidently run on multiple surfaces