Pugs are small dogs with a distinctive wrinkled face, short muzzle, and large, expressive eyes. They have a smooth, glossy coat that comes in a variety of colors, including fawn, black, apricot, and silver. Their compact, muscular bodies and curled tails give them a unique and charming appearance. Pugs are known for their playful and mischievous expressions, which endear them to their owners.