Tube and Valve Brush, Handle Style Straight, Bristle Material Polyester, Handle Material Polypropylene, Stainless Steel, Brush Diameter 0.9 in, Brush Length 19 7/8 in, Handle Length 14 in, Bristle Color Purple, Chemical Resistant Yes, Acid Resistant Yes, Application Pipes and Tubes, Bristle Firmness Medium, Bristle Length 1/2 in, Brush Width 3/4 In., Color Coding System Yes, FDA Compliant Yes, Handle Color Purple, Overall Length 19 7/8 in, Temperature Resistant Yes