Meaning of "Rubber ring"

Go-Mu-Ring

Rubber ring고무링#게임#사투리#판교어#IT/개발#라이프스타일Ancient Meme

A rubber band worn around the ankles to prevent the bottoms of combat pants from sagging, helping to keep the uniform neat and tidy

"During training, I secured the ankles tightly with rubber bands to keep the bottoms of the pants from riding up."