Keep your cool when it's too hot to think. With VentTEK™ Ultra, you get our lightest weight sole, a temperature-regulating lining, and mesh panels so your feet don't overheat.ATS® lightweight forked shank for enhanced supportVentTEK™ mesh panels enable airflow to keep you coolLightweight and flexible Bantamweight™ soleTwo-row stitch pattern with center chain stitch detailing