Rubbish bins are returning to inner-city train stations this week, six months after they were all removed over fears they could conceal bombs.

From this week, Metro has started to introduce new bins, modelled on those used in London, that feature clear plastic bags hanging from metal hoops.

new bins returned to Flinders Street Credit:Reddit

Metro Spokeswoman Pauline O'Connor confirmed that bins were making a come back.

"Last year, we removed rubbish bins at some stations as a precautionary measure as a result of the heightened national security alert level," Ms O'Connor said.