A fast acting paint and varnish remover, capable of removing 3 layers within 30 minutes. This stripper is environmentally friendly, contains no methylene chloride, no caustic or harmful chemicals. Hi-Speed Ready Strip contains soy, which increases safety and improves speed of paint removal. It is biodegradable and easy-to-dispose of. This water-soluble stripper is low odor, easy-to-clean, and can be applied with brush, roller, or sprayer. It will remove most varieties of oil or water-based paints, varnishes, latex, stains, enamels, lacquers, and polyurethanes. Surfaces: Wood, plaster, metal, masonry, concrete, or fiberglass. Do not use on plastic, rubber, linoleum, or sheetrock. Half gallon.