SnapLight Premium Light Sticks, Yellow High-Intensity, 6" Long, 30-Minute Duration, 10-Pack Not a low-quality Chinese imitation. Made in USA by the US Military contract holder. Measures 6" long and provides 360 degrees of illumination SnapLight Premium high intensity light stick for providing illumination for 30+ minutes Chemistry is non-toxic, non-flammable, and plastic body is phthalate-free for safety Four-year shelf life from date of manufacture