TLC combines a powerful cleaner with an extra-thick formula for the most effective cleaning * Compatible with chlorine, bromine, ozone and biguanide sanitizers, as well as salt water pools * TLC is a powerfully removes most pool stains; do not allow TLC to drip on surfaces not intended for cleaning - may cause discoloration or etching * Do not use TLC on marble, porcelain, terrazzo, enamel surfaces or bronze and metallic glazed tiles. See actual TLC label for all precautions * Measures 13-inches in length by 13-inches in height by 13-inches in width