Vampire Cape Halloween Cat Costume Your cat already has the sharp teeth, now you can complete the look by adding this fun vampire cape and...voila! Vampire Kitty for Halloween. Our Petco Vampire Cape Halloween Cat Costume is made from a soft, satiny material in bright red and black. Your kitty already loves to stalk around at night, so guard your neck and watch your cat get into the spirit of the holiday with this cute vampire cape cat costume.