Harry: he loves your natural hair down cause it's so different, fluffy, and pretty, especially whenever he find the "perfect" curl.
Liam: he likes when you do the two Dutch braids because it framed your face perfectly.
Zayn: he likes when you put it in a puff cause it's so soft and big.
Niall: he likes braids, it's so unique and different and he especially loved it when you put it up in a bun.
Louis: when you dye it, especially when it was blue ombre because it looked beautiful against your skin color.