It is a paddle holster. I would like to trade for a IWB holster for a XD45 or $22 shipped. No pics, but it looks like this:
Revolution Glock 20/21/21SF :: 5.11 / BLADE-TECH Series. :: Holsters :: Blade-Tech Industries
Revolution Glock 20/21/21SF :: 5.11 / BLADE-TECH Series. :: Holsters :: Blade-Tech Industries