Make your little pet the star of the party with this birthday dress! This dress is suitable for small dogs or cats, with chest size as the priority, please refer to the size chart. XS SIZE: back length 9", neck girth 8-10", chest girth 14- 16";Size Small fits pets with a back length of 12 inches and a chest circumference of 14 inches, recommended for Pomeranian, Maltese, Bichon, Shih Tzu, and Min Pin. MEDIUM SIZE: back length 14", neck girth 10-12", chest girth 18- 20";LARGE SIZE: back length 16", neck girth 14-16", chest girth 20- 22"; The top of this dog birthday dress is crafted in 100% soft and comfortable cotton fabric, providing good breathability. The bottom is made of pink and gold polka dot tulle, Made of high quality Cotton Polyester Tulle,adding to the cuteness of your pet. The dress features embroidered birthday cake and "Birthday Girl" lettering, making your pet the shining star of the party! It's every girl's dream dress for their birthday! Not only on the birthday, your little girl should wear this dress on any formal occasion such as parties, daily walks, and photoshoots. Our design not only pursues aesthetics but also emphasizes the comfort and practicality of pets. Designed as a set of clothes, it is easy to put on and take off, with a higher cutting around the belly to ensure convenient potty breaks for your pet. Every dress we design is wear-tested on our pet models to ensure the best fit.