Demi-permanent hair color is ammonia-free, slightly alters hair tone, and lasts between five to 12 washes. Unlike ...

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Shop TODAY independently determines what we cover and recommend. When you buy through our links, we earn a commission. Learn more. A hair salon appointment is a commitment: You lose money, time — and ...

This photo shows a woman shopping for permanent hair color products. Shoppers choose hair color not just for the shade but also for how long the color will last. Credit: iStock For those whose ...