I had an old blue IceMat which is ridiculously smooth but also very noisy. absorbency really bad, cotton ripped off and it is disarmed , only shreds remain ???? It takes about 5 minutes for me to tell if a shoe wont work. Thanks to the chat support handled nicely from StarTech. (I knew from past experience that they would probably get a bit looser during the first few days of wear. Fits right on the end where the training wheels used to be, perfectly! Because its almost clear, you can see if there are toys stashed in it or squabbles are happening or if one goes to sleep in it. I can?t use it. Sole provides support and they are very cosy