Además de que están a un super precio. I was in the market for some natural men facial cleansing products. The bug in the software causes one speaker to randomly turn on when the base device Bluetooth is turned on. A pair of shoes that costs this much should last much longer. However I really love the idea of it and what I am using it for. I walk more than 4 miles per day and beyond the flaw that I mentioned above, the rest of the shoe has held up. I purchased these sandals by suggestion from my doctor. A bit too much at times. But in my experience these slippers tend to stretch out so I ordered the Small, expecting them to stretch all around so I could wear them. My new favourite slippers