A. The dog shorts feature an adjustable buckle design and good breathability. They are easy to put on and take off, won't make dogs feel stuffy, and also facilitate pets' activities. When dogs wear these pet sanitary pants, it can help reduce the harassment of male dogs towards female dogs and prevent dogs from urinating and defecating in inappropriate places. Additionally, they are made of soft and hygienic material, which may reduce the likelihood of pets getting skin diseases. B. The pet sanitary pants are made of cotton material. They are easy to clean and can be reused. There are four sizes available: S, M, L, XL. They are suitable for female dogs in heat and puppies, and can be used throughout the year. Product Information - **Product Name**: Pet Sanitary Pants - **Material**: Cotton - **Features**: Soft, adjustable, hygienic Size Details 1. **Size S**: Chest circumference 30 - 52 cm (11.8 - 20.5 inches), back length 25 cm (9.8 inches), neck circumference 24 - 34 cm (9.4 - 13.4 inches, approximate). 2. **Size M**: Chest circumference 34 - 54 cm (13.4 - 21.3 inches), back length 36 cm (14.2 inches), neck circumference 32 - 57 cm (12.6 - 22.4 inches, approximate). 3. **Size L**: Chest circumference 36 - 60 cm (14.2 - 23.6 inches), back length 42 cm (16.5 inches), neck circumference 33 - 58 cm (13 - 22.8 inches, approximate). 4. **Size XL**: Chest circumference 50 - 70 cm (19.7 - 27.6 inches), back length 50 cm (19.7 inches), neck circumference 40 - 74 cm (15.7 - 29.1 inches, approximate). Precautions - It is recommended to refer to our size chart to select an appropriate size. - Due to differences in light and screen settings, the color of the product may vary slightly from the picture. Package Contents 1 piece of pet sanitary pants