https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/4022591
Colored Bollards.
Ultra wide lens Galaxy S10
A bollard is a sturdy, short, vertical post. The term originally referred to a post on a ship or quay used principally for mooring boats, but is now also used to refer to posts installed to control road traffic and posts designed to prevent ram-raiding and vehicle-ramming attacks. Original public domain image from Flickr
Public DomainFree CC0 image for Personal and Business use