Thinking About Going Old Lady With My Hair

The older I get, I find that hair color I used in my youth is not effective any more for my hair. Thinking about going old lady and just letting it go gray. Or not. While I try to decide, here are some effective products for touching up grays if you are in between having gorgeous youthful hair and planning your old lady - potentially wiry, stringy.. I mean white, wavy flowing... hair like I am.