Really the only thing bad about this product is the build instructions. It?s made really sturdy and is so sleek and modern! Its good quality, work very good. Nice quality for manmade materials. (I guess the contractor thought we were gonna swim instead of doing jumping jacks! Day one l wore them a couple hours and was so pleased with purchasing these slippers that l decided Id write a review. Design:I got my speaker today May 1, 2021. Cushy. Ordered in April and its now June, so just over two months and worn in the house only When I replace it I will be looking elsewhere.