【Humanized design】The parking barrier has an exquisite round loop that can be used with a chain to form a guardrail,which is easy to use,beautiful,and does not hurt your hands. 【Easy parking】Many people use these in their garages or driveways to mark when to stop their cars.The column and base of the parking barrier are detachable and separable.Put the column down before parking,and lock the column after parking.It is convenient and quick to park. 【Rugged and durable】Bollard post is made of a combination of thickened 202 stainless steel and Surface polishing with welding grindingprocess.It is durable,not easy to rust and has the greatest strength,durability and resistance to oxidation, and harsh weather conditions. 【High visibility】The surface layer of parking bollard is designed by a strong reflective film,which adheres tightly and firmly.It is not easy to fade and fall after long-term exposure.It has long-lasting reflection and enhances the driver's visibility to improve driving awareness and caution. 【Perfect packaging】2 stainless steel parking bollards + 1× 5m yellow black plastic chain + 2 plastic S-hook + adamantyl Lock 2 + 2 keys + 8 expansion screws.The steel bollard can be bolted to various materials including concrete,or it can be buried in freshly poured In concrete.