To calculate the overall star rating and percentage breakdown by star, we don’t 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.
Works great, just wish the cap wouldn’t fall off as easily as it does. Pretty much just look at it and it falls off. Great tool to clean the lint off my RMR sight after carrying all day/ week without scratching it.