MaxxStrip is an environmentally friendly soft abrasive mineral, harder than the mineral deposits but still softer than glass, glaze or glaze pool tile and can be used with dry or wet blasting equipment. MaxxStrip is specifically formulated for cleaning pool tile, making it the safest all around media to be used in a pool. MaxxStrip is specifically formulated for cleaning pool tile, making it the safest all around media to be used in a pool.