In fact, typically the alternative shoe choice is a flip flop and this gives it a serious competitor. They support my 90+ pound Hobie tandem kayak well and save its gunwales from direct contact with the hard metal surface. pretty happy with the shoes! You cannot just throw a wheel on it true it. There are no real instructions, so you have to kind of figure out how to assemble it. Based on the way I would not attempt to use the anchors they provide and drywall. I was surprised as the difference was instantly noticeable. EXCELENTE AUDIO, PERO DIFINITIVAMENTE NO SIRVE PARA METERLOS AL AGUA DIRECTAMENTE, LOS COMPRE PARA NADAR PERO ES DESESPERANTE¡¡ AL MOJARSE COMPLETAMENTE SE BLOQUEA LA INTERFAZ PARA CONFIGURARLO EN MP3 , Y ES MUY DIFICIL VOLVERLOS A CONFIGURAR CON EL MENU TACTIL. even thought I had noted "fits as expected", its omly because I bought me usual size and they were way small. The model I have is not cellular, however within bluetooth range you can make calls and text through it.