Metal garden edging is tough, while being quick and easy to install.
Quick and easy to install, just drive the corten stakes in, no need for special tools
90 deg and 45 deg preformed corners can be supplied, making corners simple to set out.
It is recommended that the buried portions of the metal be coated with a bitumen damp proof membrane such as Fostoc Mulseal Plus or equivalent
Check the information on life span here here