this review title is: functional and the content is: i had to add extra knots so that the hold on my hair would be tighter i do not think theres a way to avoid creases on the hair which sucks because the curl is cute otherwise easiest curlers i have slept on curls did not last might look better on white girl hair.there are other information for this review, one is this reviewer did purchase it and the other is 0 people think this review is helpful.