Toilet bowl brush replacement head features a unique shape that provides a 360-degree cleaning surface for increased productivity. Nylon bristle heads dry quickly to help prevent early deterioration & the growth of bacteria. Plus, the durable bristles allow you to apply bowl cleaner directly to the brush for effective cleaning results. Toilet bowl brush is color-coded red to help prevent cross-contamination. Replacement head is designed for use with the Unger toilet bowl handle (sold separately).