Wow I don't know why this is so unhelpful for so many people... I'm home from university for the holidays and - Oh No! - I forgot my Redken supplies back at my apartment, which is a couple of hours a...

I used this toner a long long time ago when I was a teenager. My mom bought it and I had never tried a toner before, so I thought I would give it a go! Well, the bottle eventually ran out, and, being ...