The Green Erase® environmentally responsible multi-purpose cleaner is made from readily biodegradable ingredients. Available in ready to use or in concentrate formula. 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. Concentrate version meets the Green Seal™ Standard for Cleaning Products for Industrial and Institutional Use, GS-37, based on its reduced human and environmental toxicity and reduced volatile organic compound content.