The sponge is made of cellulose fiber, which is natural and soft enough for your swimming pools, floors, bathtubs, aquariums, and protects the surface from scratches. The household scrub brush is a versatile and effective cleaning tool that can be used indoors or outdoors. The scrub brush is designed to move easily and efficiently through grime and stains with minimal effort. Using a manual brush to clean tiles is hard work. And that's why we specifically designed the handle of our scrub brush to be as ergonomic as possible. The handle is ergonomically shaped, which allows for a much better grip, while making it much easier and more comfortable to use. It can help you get rid of dirt around your spa and grime in the inner side of the pool. Our sponge brushes not only clean the pool, they can also remove stubborn dirt from pots, pans, glasses, baking pans, homes and kitchens, making life cleaner and brighter. Ideal for cleaning hot tubs, swimming pool, baths and spas, aquarium and