Heavy-duty acrylic construction. Recommended for off-road use. Clear. WARNING: Laws concerning use of this product vary from state to state. Your state may prohibit its use on public roads or restrict its use to novelty plates, show-cars or off-road areas only. In some states, including without limitation California, off-road uses are also prohibited. The manufacturer and retailer assume no responsibility for any use or application of this product in violation of any applicable law. Before installing this product, please check your state and local laws and regulations