Geox J Plié PatentGirls breathable ballet flat, Pli has an exclusive Geox patented perforated sole which keeps an ideal microclimate around the foot, making sure it feels comfortable and snug throughout the day. The rubber outsole is non slip and durable. The antibacterial insole has been lined with non toxic chrome free leather, keeping the foot feeling dry at all times. The upper comes in black patent with an elasticated fastening, making for a comfortable stable fit.