The Green Erase® environmentally responsible multi-purpose cleaner is made from readily biodegradable ingredients. Concentrate dilutes at a 1:128 ratio (1 oz. Green Erase® per gallon). Easily cleans marker from any dry erase surface with no streaking or ghosting. Recognized for safer chemistry by the EPA. Meets the Green Seal™ Standard for cleaning products for industrial and institutional use, based on its reduced human and environmental toxicity and reduced volatile organic compound content.