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.
Bought another one of these Nalgene's because we had one that lasted for years. This one started leaking through the cap within a few weeks. Same treatment as our previous bottle. They are making them cheaper now it seems. Unfortunate