The spa scrub pad is designed for fast, safe, and easy cleaning. Since it contains all-natural ingredients, it's great for use in the pool and spa, or even in your kitchen and bathroom. When used with water, spa scrub will not affect pool or spa chemistry. The spa scrub can be used as a cleaner or an applicator. features: contains (1) reusable scrub pad quickly cleans pool and spa surfaces may be used on vinyl, tile and fiberglass pools great for acrylic and ceramic tile spas and hot tubs also works with kitchen and bathroom tile, stainless steel and chrome compatible with most cleaning products