The APL Streamline is a cutting-edge unisex running shoe designed for speed and comfort. Featuring APL FutureFoam midsole for superior energy return. APL AeroLux breathable upper to reduce drag. Souffl sockliner that combines performance with recovery-shoe comfort. Weight 9.2 oz. Unisex Design - Adaptable sizing makes it easy to convert between men's and women's sizes (e.g., mens 7 = womens 8.5).