Get 12 hours of green glowing light with this handy glow stick. Used by rock climbers to measure distance of a drop, used by campers and hikers for emergency light out of doors. They even work underwater for an eerie effect. Attach a glow stick to your trick-or-treaters for night time safety. Hang them from your trees and bushes for party time fun.

* Just bend the glow stick until you hear the "snap" then shake vigorously

* The green glow spreads over the entire stick, and continues to glow for 12 hours

* Great for camping and hiking, and all other outdoor night time activities

* Helps pedestrians and cyclists be more visible at night

* Unit includes four 12 hour glow sticks, all in the same color