Built for superior robust durability with the added convenient mounting capability, the aXtion Edge M for Surface Pro, is MIL-STD-810G certified providing an all around drop protection and shock absorption. This case added the right amount of comfortable bulk, non-slip grip around the edges, perfect cutout accommodations for all the buttons and ports. At the top edge of the case, there is a built-in compartment for the Surface pen to be tucked away for ease of transport. With the added MagConnect technology, this case offers the versatility to work with any MagConnect mounting system. Bullets change to: Compatible with the Surface Pro 6 (2018), Surface Pro (5th Gen), and Surface Pro 4 Smart Chill technology with heat-dissipating channels help keep your device running cool Corners are reinforced for better shock absorption in the event of a drop Built-in digital stylus holder for safekeeping of your stylus Ports for shoulder strap support (sold separately)