InterDesign Replacement Toilet Brush Head &ndash; Bathroom Cleaning, White CLEAN & FRESH: White replacement toilet bowl brush head  complements any brush set color. EFFICIENT CLEANING: Stiff plastic brush bristles  the easy way to get your toilet bowl cleaner. ECONOMICAL CHOICE: Save money  just replace the brush head, not the whole toilet cleaning set. EASY FIT: Replacement head attaches to most InterDesign toilet brushes, measures 3.25" x 3.25" x 4". THE INTERDESIGN PROMISE: Bringing you stylish, affordable home products for over 40 years.