The K-Swiss Speedex tennis shoes feature an Aösta II Rubber Compound outsole for long-lasting trac...The K-Swiss Speedex tennis shoes feature an Aösta II Rubber Compound outsole for long-lasting traction. They also incorporate K-EVA technology in the midsole for maximum cushioning and improved durability.
The K-Swiss Speedex tennis shoes feature an Aösta II Rubber Compound outsole for long-lasting traction. They also incorporate K-EVA technology in the midsole for maximum cushioning and improved durability.