Universal Monsters Frankenstein Black and White Head Knocker Someone's created a monster! As a bobble head! It's Frankenstein in black and white. It's Boris Karloff with a slightly defective brain. 'Add life' to your office dcor!  Someone's created a monster! Shocking, truly shocking. This superbly detailed, 8-inch tall Head Knocker in black and white is an accurate reproduction of the pitiable monster from the timeless film Frankenstein. The bobble head stands on a cleverly sculpted base and comes packaged in a 4-color window box. Boris Karloff with a slightly defective brain is certain to 'add life' to your office dcor!