Snap and shake to activate these Halloween Glow Sticks. The perfect addition to your Halloween party supplies, give these glow sticks out as prizes during your classroom and office costume parties. Great accents to Halloween costumes! Give one to each of your ghouls, goblins, and zombies before they head out on their candy-collecting mission. Lanyard not included. Plastic. (50 pcs. per unit) 4" Sticks change color when activated, yellow - green, red - orange, pink - purple.