NWT. Brand New. Never Worn. Super Cute and perfect for Halloween, parties, or even every daywear if your pup feels like being a superhero 🦸🏻‍♀️ Sz. M (true to size) please refer to sizing guidelines in picture above Purchased different sizes for my 7lb Yorkie and size Medium was the perfect size for her 👀 Check out my other listings for pet attire to save on shipping costs and get a bundle discount