You get your hair lightened. You’re in love for exactly two weeks. Then, one morning, you catch a glimpse in the mirror and gasp. Is that… orange? Yellow? Like a bad 90s highlight?
That’s brass, my friend. It happens because your hair’s natural warm pigments (red, yellow, orange) start peeking through the bleach. It’s not your fault. It’s just physics and chemistry being annoying.
So, what’s a blonde to do? Reach for the purple bottle.