Rinses 99.9% clean! (Independent test results demonstrate that bacteria will not feed and survive on the sponge fibers of Brillo Estracell sponge material - naturally!). More sanitary! Odor resistant. No scratch scrubber. Bathroom with Estracell sponge. Soft in warm water. Firm in cold water. Family-owned since 1908. Brilliant beyond the sink. Brillo helps cut through grime and leaves tough-to-clean surfaces brilliant. Resists Odor: Open cell structure allows food to rinse out completely. Flat Edge: Allows the scrubber to stand straight for quicker drying. Ergonomic Shape: Rests comfortably in your hand for easy scrubbing. Pointed Edge: Perfect for small, hard to clean spaces. Flat Edge and Pointed Edge Detail Cleaning: Grout lines; Stainless steel faucet; Backsplash; Shower fixtures; Sink & tub surfaces. General Surface Cleaning: Vanity surfaces (granite, marble and ceramic); Glass shower doors; Mirrors; All types of tile. The unique cell structure rinses cleaner and dries out faster eliminating the perfect breeding condition for bacteria and fungal growth. These qualities make Brillo Estracell more sanitary!