The use of fluoro waxes is now banned for this event. Please consider the impacts to the environment, your health, and the health of others and refrain from using these forever chemicals. Detection is now possible and the OC is reviewing options of how to implement at our event. Notification will not be made in advance if testing is available. A positive test or proof of use will result in a disqualification from the event and the Pacific Northwest Loppet Series.