Ergoactives A025 Level Up- Universal Balancer, 9 -12 In the non&#45;affected foot&#44; place your regular size shoe and place it at the base of the Level Adjust the front and middle straps until the Level Up is securely attached to the shoe Adjust the straps of the Level Up until you feel that you can walk securely with it&#44; and make sure The proper way of walking with the Level Up is with the fingertips always in front&#46; We do not recommend This product gets naturally worn out as a result of long&#45;term use and different ways of walking by