This was the answer I received:
Originally Posted by homegirljiggy
hey mzrhonda, a ponytail rollerset is when u put 10-12 pony tails in ur wet washed hair, and roll up the ponytails like a regulat rollerset, take them down when they are dry, and u have the same results as a rollerset without the hassel... I love them, once u take them down u can flat the rubberband marks ou(ur roots) or simply wrap hair up and te down (silk wrap)