Easy Installation:The base has 4 holes to fix the bollard to the ground by screws,quickly and easy installation. Wide Applications:bollards design can be used either inside or out for storefronts,parking lots,sidewalks,machinery protection,in-plant protection or any traffic-area. High Visibility:Road signs with reflective film warning signs can be viewed in dim lights or at night.which is sturdy and practical,convenient to carry. Material:Galvanized steel pipe,effectively preventing the erosion of wind and rain and not easy to rust.The pillars can withstand bad weather and improve. What you will get:2×Security Posts for Driveways,8×Screw.