Teakdecking Systems ECO-300 Teak Cleaner Liquid has been formulated to be 100% environmentally friendly, it contains no harsh acids, caustic sodas or phosphates and is non-toxic to the user. Representing the most advanced truly “green” teak cleaner in the marine industry. The cleaning liquid has been designed to not harm your teak, caulking, hardware or paint. The ready to use liquid easily adheres to a scrubbing pad helping to clean and brighten your deck and restore to its original colour.