NATURALLY ITS CLEAN - Tub & Tile Cleaner Refills - natural enzyme cleaner . CONTENTS: three (3) concentrated refill packets that each make 16 oz ready to use product. Safely cleans and deodorizes all bathroom surfaces including ceramic tile, marble and all natural stone, glass, metal, acrylic, fiberglass, cultured stone, and plastic. Especially effective on soap scum and residue. Removes calcium, lime and rust when scrubbed with an abrasive pad. All Naturally Its Clean products use purified enzymes and are non-toxic with scents derived from essential oils. They have, no phosphates, acids, petroleum or fumes. Not tested on animals. Safe for you, safe for our planet.