Orion Chemlight Lightsticks provide a safe, non-toxic, self-contained, waterproof, floating, wind-resistant, and easy-to-use light source. 100% maintenance-free, Chemlight Lightsticks generate 360 of light, and have thousands of uses, from utility to emergency to entertainment. Orion Chemlights provide a light source like no other – whether your activities put you in a boat, car, canyon or backyard! 4-Pack contains 2 green, 1 white and 1 red lightstick, producing a total of 44 hours of light!