Design: Engineered Woven upper offers a featherlight, breathable wrap and a snug fit In-Shoe Comfort: DNA flash midsole compound is nitrogen-infused to offer lightweight cushion and adaptive energy return Traction & Durability: Full-length Pebax distance plate is a polymer-based plate engineered for flexibility and power transfer to promote efficiency in distance races Contains 4 spike receptacles per shoe Additional Details: Ideal for cross country, 800-1500 M and 3K-10K steeple chase events Weight: 5.5 oz Country of Origin : Imported Brand : Brooks Web ID: 22BROAWRV7BLKGRNXCLT