Geox Runners for Boys. This Geox runner has a blue combi upper. A double velcro strap clsoure allows for easy on/off while keeping the runner secure on the foot. This style features an antibacterial and antishock removable insole! The back of the shoe is more rigid to support the heel. Geox have designed these runners with perforated rubber soles and have inserted a membrane that absorbs and expels sweat without letting water in. The runner sits upon a light up sole. These lights can be turned on/off using a button on the side of the runner.