Warning: Zombies are hazardous to your health! But this Danger Zombies Sign is really good for Halloween party atmosphere. Made of lightweight plastic, this Zombies Sign can be used both indoors and out and features the raised image of a skull-like zombie crawling through a wood grain fence with a biohazard symbol and "DANGER: ZOMBIES!" headline. Danger Zombies Sign measures 10in high x 17in wide.