Material and construction - Plastic anti-collision tube made of PE material, one-piece molded for a seamless, durable unit - Shockproof design with a smooth surface - UV resistant and anti-aging to ensure long-term performance Base and stability - Hollow tube with a fillable base for ballast - Can be filled with water or sand to provide a stable foundation - Strong base resists tipping in wind and rain - Water and sand can be easily emptied via the water inlet when not in use Visibility and safety - Reflective tape on the parking column for high visibility in low light or at night - Eye-catching warning color enhances driver attention and caution Applications - Boundary marks suitable for highways and multi-level intersections - Useful at toll stations and gas stations - Widely applicable in traffic sensitive areas requiring clear boundary delineation Use scenarios - Use on highways and intersections to clearly delineate lanes and protect equipment or pedestrians - Position at toll stations and gas stations to guide traffic and protect service areas - Deploy in temporary or ongoing projects in traffic sensitive zones where durable, visible boundary marking is needed