Model [ MURGEYB]Vazee Urge - Yellow - Men's Vazee FeaturedRapid Rebound delivers substantially more return than New Balance's standard performance foam. Bootie construction 6 mm drop: due to variances created during the development and manufacturing processes, all references to 6 mm drop are approximate Lightweight Cushioned Midsole Rapid Rebound cushioning midsole Molded sockliner Performance stretch lace Synthetic/mesh upper