Cyalume ChemLight Military Grade Chemical Light Sticks &ndash; 12 Hour Duration Light Sticks Provide Intense Light, Ideal as Emergency or Safety Lights, for Tactical Applications, Hiking or Camping and Much More, Standard Issue for U.S. Military Personnel &ndash; Green, 6&rdquo; Long (Pack of 10) INTENSE LIGHT OUTPUT FOR UP TO 12 HOURS means you can get the job done when electric light isnt an option. The patented, long-lasting formulations in our ChemLight chemical light sticks provide up to 12 hours of 360 degree illumination. The bright green color can be seen from up to a mile away. OFFICIAL CHEMICAL LIGHT OF THE U.S. MILITARY  ChemLight military grade light sticks are standard issue for all military personnel, so you know theres no better alternative available. VARIETY OF USES  Whether youre using these chemical light sticks for tactical applications, as part of your emergency kit, for hiking, camping or even just for your children to play with, you can be sure they will provide just the right amount of light necessary. WATER-PROOF, NON-FLAMMABLE, NON-TOXIC CHEMISTRY means ChemLight light sticks are as safe as they are durable  you can even let your children use them when hiking or playing in the backyard. Also ideal for confined space, underwater and tactical applications. 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. These chemical light sticks also come with a guaranteed 4-year shelf life and individual foil wrapping. Theyll be safely stored and ready to go when you are!