About this item FOR SMALL DOGS OR CATS. Please priority follows the chest size. Size Medium, fits 12" back, 16" chest. Recommended for: Bichon Frise, Shih Tzu, Havanese, Fox Terrier, Jack Russell, Scottie, Pug, Poodle, Miniature Dachshund, Italian Greyhound, Westie, Boston Terrier, Maltipoo, Sphynx, and Cavalier King Charles Spaniel. Lightweight and stretch waffle fabric crafted in 95% cotton and 5% spandex. Thermal onesies provide comfortable and warm wear, making them a must-have for all seasons, especially for spring, fall, and winter. Perfect choice as a snuggie or shed defender body suit for dogs. Four-legged sleepwear features a classic brown and white stripe design. With snug ribbed cuffs, providing a comfortable, protective, and stylish fit for your doggie. Enjoy cozy comfort in these versatile doggy footie pjs, perfect for a good night sleeping, chill day at home, daily walks and wear, and photoshoots. Professional designed with comfort and practicality. Soft and breathable fabrics for cozy wear, while allowing for easy on/off, convenient potty breaks, flexible movement, and wear-tested on our pet models to ensure the best fit.