hair ends; tips of hair
Refers to the ends of hair strands, often in the context of trimming, split ends, or styling.
My hair ends are damaged, so I'll have them trimmed a little.
Just evening out the hair ends changes your look.
Compound of 毛 (ke, 'hair') and 先 (saki, 'tip, end'). The reading けさき is a straightforward combination.