These plastic safety rumblers are available in yellow and black color with a reflective coating for higher visibility at night. With high-safety design and anti-slip surface, our product not only maintains a safe pedestrian environment but also keeps roads safe. Our product is largely used in shopping malls, construction places, parking lots, community, etc. The heavy duty ramp is suitable for warehouses, sport events, concerts, hotels, stages, parking lots, construction places, etc.