The Ghostbusters Proton Pack Backpack with Particle Wand is a must-have costume accessory for fans of the iconic movie franchise. This officially licensed reproduction by Fun Costumes is made to resemble the original prop used by the Ghostbusters characters. The standard size backpack measures 17 x 13 x 3 inches and comes with a particle wand, perfect for completing your Ghostbusters cosplay look. Made in China, this adult-sized product is sure to delight fans of the movies and add a fun touch to any Halloween costume or fan event.