Mizuno Wave Strider Gore-Tex Waterproof Walking Shoes GORE-TEX - A waterproof/breathable membrane, making this shoe well ventilated and waterproof in wet 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.