Engineered for those whose commitment to running is as close to a religion as many will get. These are the tights that are going to get you out training and keep you ahead of the chasing pack. These tights are a highly technical. They hug your tired muscles and move with you in full flow. The iridescent reflectivity will keep you seen from the road by spectators whose weekly mileage is clocked in the car and not on the pavements.