They offer a lot of support as well as really cute style. However, if you do not hook up the blue wire to a power source the amp will not turn on. Seller said once we figure it out, if there is still an issue they will send new product out right away. Overall its budget friendly and good quality for phone calls. Avec la boîte de rangement qui recharge très rapidement, l?autonomie couvrira la journée de la majorité d?entre nous. Right from his first day of inpatient rehab as I assisted him put these shoes on, it was lovely not to have to "force" them on his feet. They are very cute and I?m sure great for carpeted houses. This sounds somewhat counter to expectations unless you had the previous flasks and found out how hard they are to keep clean. My last pair of keen work boots lasted me 2 years of hard, nasty, and generally unpleasant work. so they are not just a flat piece of rubber to walk on.