Inkology Bug Eye Pet Novelty Ball Point Pens, Medium Point, Black Ink, 4 Assorted Pet Designs, 12 Pens per Pack (184-3) Dogs and cats with large bugged out eyes Collect all four Squeeze head and watch eyes pop out of sockets Ball point pen writes with black ink and medium point pen nib Individual pen measures 6.25 x 1.5 x 1.5 Inches (not in package)