Mizuno Lady Wave Strider Walking Shoes Water Resistant Mesh Upper - In the upper, providing water resistance and comfort for all weather conditions. Wave Technology - Offering both cushioning and stability. X-10 - The most durable carbon rubber compound which is specifically placed in abbrasion areas and also adds to traction and grip. AP+ Midsole - A lightweight and responsive cushioning material which also provides great durability. VS-1 - Absorbs shock and enhances cushioning properties by resisting compression-set, thus extending the cushioning life of walking shoes.