Zen 3 Bundles Pipe Cleaners, Soft, 132 Count Each pipe cleaner measures approximately 6 inches long ZEN the name you know & can trust for all your cleaning needs Clean & repair old antique tube radios, T.V.'s, Ham Radios/Receivers Such as Philco, RCA, Admiral, Zenith, Hallicrafters, Sears, Brewster, Crosley, Firestone, plus hundreds more! Arts & crafts projects for many pre-school, kindergarten, elementary & JR. And high school teachers