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.
Half of the time these fail to set flat and I must removed the damaged rivet and redo it. The ones I buy from Tandy Leather are much much better and do cost more but considering my time and waste of materials its worth spending more.