The basics This liquid hair color is easy to apply and perfect for creating that color change needed for stage and film. The benefits Transform from gray to brown, from brown to white, from blonde to brown and brown to black! The uses Apply with a toothbrush or wig brush and style easily without stiffness. Avoid use on chemically treated hair. Protect costumes during application.  The bottom line A pioneer in the industry for hair color, Ben Nye's Silver Grey still stands apart with it's perfect balance of silver and grey.