Cleans, lubricates, and protects firearms. As a cleaner, it penetrates deep to loosen powder, carbon, and plastic wad from barrels and bores. Excellent lubricant for action parts, with superb anit-corrostion properties that thoroughly protect metal after cleaning. Biodegradable solution made from plant extracts does not contain petroleum or ammonia. Works in harsh conditions down to -74 F (65 F). Won't freeze or dissipate in hot climates.