Made with double sided,one side is cleaner with copper irons,one side is Soft nylon bristle. With a black silver climbing clip which can be install to your golf bags, easy access when needed, with plastic clip for easy carrying Two brush handles can be separated.It cleans dirt and grass from the club head and grooves. Stiff brass bristles which will not harm irons because brass is softer metal for cleaning irons & putters,and Soft nylon bristles for cleaning woods. Bristle Material: Steel + PP.