Our running shoes are broken up into three levels: Occasional Runner: You are starting to run for the first time and/or you run at a leisure pace several times a month on average. These shoes for running are tailored to those running up to 30 minutes or 5km. Regular Runner: You run at a moderate pace, up to 1 hour or 10km, several times a week on average. These road running shoes are designed to give you added comfort and protection to assist you in your fitness training. Advanced Runner: You train for races and are seeking to achieve your best performance. These performance running shoes are designed to be lightweight, technical, and comfortable for those who train daily.