Versatile Application: This bollard post can be widely used indoors and outdoors for a variety of facilities including roads, sidewalks, parking lots, schools, around dangerous buildings, etc. Note: the product cannot be installed on grass. Security & Solidity The welded and integral structure enables this safety bollard to withstand impact, releasing you from the harm caused by vehicle collisions, etc. This safety bollard is made of Carbon Steel, ensuring high hardness, great strength, and durability. High Visibility: The yellow powder coat pipe increases driver's visibility to enhance awareness and caution when driving and protects traffic barriers parking posts from oxidation, UV rays, and harsh weather conditions. Solid Bollard Base: The traffic bollard is designed with a sealed bottom, which increased the grounding area. It will be more stable and durable even if meeting impact. Set Up in No Time: The parking bollard comes with pre-drilled mounting holes for easy installation. Simply find the desired location, drill the holes, insert and tighten the anchor bolts (included), and you'll be ready to prevent accidents before they happen.