If you have dark brown hair then it is possible for you to get blonde highlights in foil. However, it may dry out your hair more then it would a lighter haired person.
cowardly
fearful
A foil is a character that highlights the qualities of another character through contrast.
Foil
Foil
If you are talking about the multi color of browns and blondes, here it is. there are 4 colors....neutral medium brown, light red brown, light blonde and dark blonde. part the hair in three sections using a zig zigging part. the crown is one, the middle two, then the thrid is from the lwer back ear to the nape. section 3 you color in the red brown. foil it off to prevent bleeding into the next section. section two, color the roots the neutral brown, and using foils, alternate the midshaft to end in the light and dark blondes, adding more light blonde near the front, the top section, apply the neutral brown to the roots to halfway down the midshaft, going down a bit further hen you did in section two, then alternating foils again, apply the light and dark blondes from the lower midshaft to the ends, meshing a bit of the color with the bottom of the neutral brown to get the uneven grown out look.
You can get highlights at home or at the salon, but it's really recommendable to go to a professional at least the first time you get highlights. There are balso some natural ways to highlights your hair, such as rinsing your hair with chamomile tea if you're blonde or with coffee if you're a brunette, but these methods are not really efficient. Professional highlights are done either in foil or through a method called balayage. Hairdressers who do balayage should be very skillful, but foil highlights are the most common ones used in hair salons. It's best to choose natural hair colors, usually 1 or 2 shades lighter or darker than your natural hair colour. Trending colours such as pastels or bright colours are nice, but only if you are willing to take really good care of your hair.
The Joker is the foil for all other characters in the Dark Knight. He forces all characters to develop and become better or worse because of him. Batman is also a foil for the Joker.
Cap highlights are old fashioned or for home use. In the salon cap highlights are mainly used for men's hair because it causes a lot of pain to people with long hair. Foil is used on long hair. It keeps in the heat and the hair processes (changes) quicker.
tin foil
A foil. Some famous examples of foils in literature are Frankenstein and his monster and Dr. Jekyll and Mr. Hyde. Often, a character and his/her foil will be either very similar with one key difference or extremely different entirely.
A foil in a story usually highlights the contrasting traits or characteristics of the main character. This contrast helps to emphasize the strengths or weaknesses of the main character by comparison.