Well, that was the first impression. The Grade 4 use is fairly simple as this case is only one piece, unlike the Spigen case.
Here now comes the no-go, the pressure points of the On / Off button and the volume up / down rocker switch are very bad. You have to really press hard in order to cause a reaction, and this one does not feel that gives the button.
Especially for the price you can expect a much better quality, after all the pressure points in the Spigen also work perfectly.
The remaining recesses are very well made, in particular the cut-out for the camera and the pulse sensor is very well done.
Points, the OtterBox with the actual processing and the protection they offer. Unfortunately, they disqualified themselves by the miserable implementation of buttons and the price