I love doing my hair like this - its super easy, takes no time to do and it uses only really affordable products!
Here's a list of all the products I used:
Conair YouCurl Curling Iron
La Coupe Curling Mousse
Garnier Fructis Heat Tamer Spray XXL Volume
Boar Bristle Brush <- Right now get a FREE 1 year subscription to Allure Magazine with a $50 purchase (+free shipping!!)