"Great! It has a gel fill so is nice and cool to the touch as apposed to foam filled ones. Gone are the days that Bluetooth headphones come with the caveat of unreliability. If u have long narrow feet do not purchase. Keeps AirPods well protected. There is also a thicker foam piece at the arch of the foot which is a nice addition. That is true, however, I find them to be sufficiently comfortable to wear for extended periods of time. I purchased these shoes for my 72 yo father just as he was about to undergo total knee replacement surgery with the idea that he would use these during his inpatient rehab stay. This slide does exactly what I thought. 00 for flip flops but there are worth it.