Cyalume SnapLight Industrial Grade Chemical Light Sticks, White, 6" Long, 8 Hour Duration (Pack of 100) OFFICIAL CHEMICAL LIGHT OF THE U.S. MILITARY - ChemLights are standard issue for all military personnel so you know theres no better alternative available. MADE IN THE USA UNDER STRICT QUALITY GUIDELINES to ensure each light stick works without issue. Competitors adhere to military guidelines  ChemLight is the gold standard. PATENTED, LONG-LASTING FORMULATIONS provide intense light output for up to 8 hours at a time to help you get the job done when electric light isnt an option. GUARANTEED 4 YEAR SHELF LIFE AND INDIVIDUAL FOIL WRAPPING means ChemLight can be safely stored for years until the need arises without harm to the stick or components. WATER-PROOF, NON-FLAMMABLE, NON-TOXIC CHEMISTRY means ChemLight is as safe as it is durable. Perfect for confined space, underwater and tactical applications.