Zen 1 x 3 Bundles Pipe Cleaners, Soft, 132 Count ZEN the name you know and can trust for all your cleaning needs Clean and repair old antique tube radios, t.V.'S, ham radios / receivers Such as philco, rca, admiral, Zenith, hall crafters, sears, Brewster, crosley, firestone, plus hundreds more Arts & crafts projects for many pre-school, kindergarten, elementary & jr. and high school teachers