Pro:
-Private Design and flat processing, very good
-Macrotasten
-Handablage
body water / dirt protection (put beiligend to it, you can also work just fine with it)
-valent USB cable
-Easy different keystroke, eg WASD ca 70%
accessories: extra w / s / d / a key, tool, protection filing
Cons:
-The lighting could be a bit brighter