2021 Solar Pavement Markers For Pedestrian Crossing. Solar Pavement Marker is made of high quality aluminum alloy, conforming to Class ASTM D788 8 requirements. The lenses adhere to the inreflective prism surface to provide extremely durable surfaces resistant to constant wear. Unlike other signaling materials, the Solar Pavement Markers can significantly improve visibility in water and / or dense fog under day and night driving conditions, defining lanes in addition to providing audible alarms.