The Umarex T4E P2P Powder Ball Ammo are excellent for training less-than-lethal scenarios that still require unique deployment options for scenarios such as crowd control. The powder ball markers are great for force-on-force training and offer a visual aid of a dust cloud when discharged into a target. 10 balls per pack. Less-than-lethal training ammo Powder ball markers .50 caliber ball ammo Utilizes pain compliance