Special female threaded handle accepts floor drain brushes only to prevent cross-contamination. Long lasting Polypropylene bristles and stand up to rugged use. Plastic handle (sold separately) "USE FOR FLOOR DRAIN ONLY" is prominently imprinted in English and Spanish on the plastic drain handle (sold separately) to prevent contact with food and serving utensils. BPA free. - Plastic - Diameter 3 in - Length 5 1/2 in - Sold per each