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.
Bought for my 88 year old mother-with her low back curvature and posture needs the all over elasticity so wil not slide around but she didn't want too snug so hard to pull on. These fit the bill perfectly and the price was 1/2 what I'd pay at the mall.