Aladdin Silicone Magic Lube II is an extraordinary silicone based lubricant and sealer formulated for use under the most adverse conditions. This extremely durable synthetic compound is non-melting and ideal for valves and other special applications that require the added protection and lubrication of silicone. It has been USDA H-1 rated to be environmentally safe. It is completely waterproof and chemical resistant. Packaged in red containers.