An all-purpose, Ôeco-friendlyÕ cleaner for use on all hot tub surfaces including acrylics, vinyl, fibreglass, tile, plastics and the underside of solid covers. Wipe on with a soft cloth or sponge and rinse off. Removes body oils, greases, pollutants, pollen, etc that commonly form a Ôbathtub ring.Õ It is compatible with hot tub water so completely safe to wash into the water. Contains hydrogen peroxide for added cleaning strength. Always test in an inconspicuous spot for compatibility.