Our Reflective Aluminum is one of the most sturdy, long-lasting materials available for custom reflective signs. The reflective surface ensures your message is seen, even after the sun has gone down. Printed in full-color, high-resolution on .040 Aluminum, with optional double-sided printing, Reflective Aluminum is ideal for outdoor areas where high visibility is needed, both day and night. Our Reflective Aluminum signs are available in three sizes.