Ammo, inc.Streak visual ammunitions exclusive and patented technology allows the shooter to visually see the projectiles path towards its target.Streak rounds are non-incendiary, meaning they don't generate heat and thus are safe to use in environments where traditional tracers are prohibited and can be a serious fire hazard.For indoor range use and nighttime shooting.Caliber: 9mm LugerBullet Type: Jacketed Hollow Point (JHP)Bullet Weight: 124 grMuzzle Velocity: 1120 fpsRounds Per Box: 20Boxes Per Case: 10Application: TargetCasing Material: BrassHazair: Yes