Tube brush with continuous length of galvanized steel wire is a sturdy cleaning option for hard-to-reach spaces. A built-in eye-loop allows you to keep a firm grip while using the brush. A single spiral of nylon-fill bristles cleans thoroughly. Nylon bristles provide easy, scratch-free cleaning. Bristle Material: Nylon; Brush Length: 3"; Handle Material: Metal; Bristle Color: Black.