You need:

Good quality shampoo and conditioner
Hairbrush
Heating Serum
Flat Iron
Hairspray

What to do:

Wash your hair gently with good quality shampoo&conditioner. Towel dry it for 15-20 minutes and then blowdry the rest until your hair it’s completely dry.
Apply heating serum and then brush your hair to get rid of any knots and to distribute the product. Heating serums will prevent your hair from any damage.
Plug in your flat iron. After it’s heated begin straightening your hair. After you’ve straightened all your hair begin curling your hair ends in small 0.5 sections. See image if you’re confused.
After that, apply hairspray and you’re done!


Enjoy your new Demi-like hair!