These Halloween necklaces are sure to make you grin and glow! A great addition to Halloween supplies, these necklaces make great candy alternatives for trick-or-treaters and they're perfect Halloween party favors. Hand them out to everyone in your child's crew! Just snap and insert the 2" glow stick for a fun look. Simple assembly required. Plastic. 3" charms on 33" cords. Glow sticks are thick plastic and must be snapped against a hard surface to activate.