Alien Chestburster Mug - featuring something you really don't want to find in the bottom of your coffee mug, but for Alien fans this is awesome. Its structural perfection is only matched by... your favorite beverage. Ceramic mug with a surprise Chestburster inside! Exterior of mug inspired by interior USCSS Nostromo walls. Holds 15 fl oz, approximately 4" x 4", handwashwash recommended, microwave safe!