PUMA Faas 300 V4 Women's Running Shoes - SS15 Air Mesh Upper - Provides the optimal level of breathability, keeping you cool and comfortable while you run. Reflective Details - Keep you safe and visible in low-light conditions. neutralCELL - Offers a smooth, cushioned transition from heel strike to toe off. FaasFoam+ - Helps to offer better rebound and increased comfort. Forefoot Lockdown - Secures your foot to the midsole for a snug fit.