The SureFire Nitrolon Flashlight Series Flashlights are some of the toughest flashlights on the market today. Featuring a high durable, corrosion-proof Nitrolon body and bezel, these lights can withstand almost anything thrown their way. The coated tempered window of these light assures maximum light transmission as well as superior impact resistance. The high lumens ouput of the SureFire Nitrolon Tactical Light is enough to temporarily blind an assailant whose eyes already adjusted to the dark. The tailcap activation of the Nitrolon Tactical Flashlight by SureFire is easy to operate with tactical gloves on or bare hands. These SureFire Flashlights are o-ring and gasket sealed to provide great weatherproof performance. Precision micro textured reflector creates a smooth, concentrated, powerful beam. The tactical advantage gained by using the SureFire Nitrolon Tactical Flashlight Series Lights is undeniable and you will have a lifetime of superior illumination.