Mizuno Running - Wave Creation 6 (White/Optic/Slate) - Women's: Engineered for the runner with medium to high arches that are rigid or slightly flexible who requires maximum cushioning to give protection from the impact forces of running. 25mm/13mm (heel to forefoot ratio). Composite Wave in a Skeleton Wave configuration (double parallel) for the neutral foot-type using Pebax for the full-length (bottom) Wave plate and top Wave plate that creates an independent suspension system through the joining polymer structural supports. SensorPoint creates better support and traction for the optimal ride. Skeleton Wave coupled with SensorPoint enhances both the cushioning and support properties of the shoe. SensorPoint midsole creates better support and durability. Outsole: X-10 rubber in the heel for durability; solid rubber in the forefoot for durability and flexibility. Shoe weighs 9.8oz.