Evolution Theatrical Flash Standard Aerial Shells (self contained)AirburstCombinationCometsCrossetteFalling CometsFallsFlares and Strobe FlaresFlash TraysGerbsJetsLaser CometsLine RocketsMinesMortar HitsSparkle Cannons/Cannon SimulatorSPD Bullet HitsTheatrical Flashes 30mm Theatrical Flash Standard, CE 0589-T1-0289, Safety Distance: 2 m radial, 2 m directional.