Product details Materials: ECCO YAK leather: smooth, full-grain finish that’s highly durable GORE-TEX Technology provides a waterproof, durable and breathable finish Rugged rubber outsole ECCO FLUIDFORM Direct Comfort Technology ensures cushioning and rebound ECCO SHOCK THRU Technology delivers shock absorption Product information Master urban streets with the waterproof ECCO EXOSTRIDE MEN’S SHOE. Hard-wearing yak leather combines with GORE-TEX for durability and protection in wet weather. A springy midsole cushions your step, while the rubber outsole adds stability.