These Jumbo Military Glow Sticks are ideal for use on night exercises as checkpoint markers and can also be used as an emergency light source due to their vibrant, long lasting colour. Provides over 8 hours burn time making these monster sized glow sticks easy to see in the dark. Just bend the tube until it snaps then shake to activate. Length - 14 inches. Weighs – 181 grams. Colour – Blue.