"My extensions are literally hanging off ... bright red would look really cool," Nogueira said as her hair stylist pulled out the foils, revealing a fiery orange shade that was lifted from her ...

"You use foil to encapsulate the hair color allowing more control ... "Once you select your desired effect such as a weave or a slice, [your colorist] will then apply the product further down ...

Typically, professional foil is used to isolate a bespoke weave size, tailored to suit your hair type or desired result. Bolder weaves make for a streakier result, whereas finer weaves look more ...