Peek Polish cleans, protects and restores a deep rich shine on all non-porous surfaces: fibreglass, plastics, Perspex, Eisenglass, mirrors, clouded glass and crystal, leaded glass, ceramics and ceramic tile, porcelain, enamel, granite, marble, laminates and Formica, linoleum, plastic convertible windows, plastics, Plexiglas, Lexan, acrylic, powder coating, auto and aircraft paint, solid vinyl, polyurethane. Plus, it retards tarnish up to 3 months or more, depending on the environment.