Toilet Bowl Brush Is Designed For Easy Toilet Bowl Cleaning. Synthetic Polypropylene Bristles (1-1/2" Long) Resist Stains, Abrasion, Discoloration And Odors. Durable Polypropylene Is Also Resistant To Solvents, Acids, Oils, Fungus And Bacteria Growth. 17" Long Handle Is Made Of Durable Plastic.