Show off your love for dogs with this humorous black t-shirt! The shirt features the saying "How do you know I have a dog?" followed by a pattern of white lines resembling dog hair. This comfortable, short-sleeved tee is perfect for casual wear, dog walks, or any event where you want to express your passion for your furry friend. The design is a great conversation starter and a fun way to connect with other dog owners. Made from a soft and breathable fabric, this shirt will keep you comfortable all day long. A must-have for any dog lover's wardrobe!