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.
It was really comfortable but when I went to change the strap to a clear on the little slot was not there. So I returned it the next day and I am waiting on my refund. But I did go ahead and purchase a new one.