To calculate the overall star rating and percentage breakdown by star, we do not use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
This is a good weighted roller with comfortable handles, the only real negative is that butter cookie dough sticks to it like glue. If you liberally apply flour to the roller and are careful not to press to hard it works ok.