The Vevor traffic delineator post cone set includes 4 adjustable posts with an 8' chain for creating clear safety and warning boundaries. Built from PE and PP materials, the posts are designed for outdoor durability in hot or cold conditions. Each base can be filled with water or sand for added stability during traffic control, parking lot, or construction use. The detachable, tool-free design makes the set easy to assemble, disassemble, store, and transport. Its black and yellow color scheme provides high visibility for caution areas.