Coincidence- I purchased some rollers at Walmart last night for a new look. I had to try them, to see how they work. They actually are pretty effective for wavy/spiral styles for longer hair. My hair is past my shoulders, and it worked well. They are made of a metallic gold fabric covering a wire; 'kind of like a pipe cleaner'... they were just under five dollars, for a set of ten, but you may need another package. You can see them at
http://www.helenoftroyusa.com/products/index.htm click on 'Nandi'.