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.
The backpack did well...until all of the seams came apart after about a month. So the top handle stitching came undone as well as other stitching so the material handle fell off making the backpack much less useful. Right now the stitching holding the straps in place are coming undone too.