Sizes extremely too small. But still usable. The heel makes these slippers uncomfortable, and I plan to replace them ASAP. I like them either way. At one point I even mentioned upgrading it to the newer version and he wasnt interested. Itll still charge stuff decently, but it will take longer compared to a 2. They dont have deep bass, but more like a clear bass non-overwhelming. Love what they do, makes AirPods more useful for workouts as they never fall out anymore. La carte son usb 7. Recibe facilmente la señal de WiFi.