New Upgraded Waterproof Fabric: The Washable pet dog diapers adopts a new upgraded comfortable double-sided waterproof fabric, which contains absorbent cotton, which can easily absorb urine, prevent leakage, and avoid damage to furniture. The smooth and breathable material makes pets comfortable to wear. 4 Sizes: suitable for puppies/small/medium-sized dogs, small size: 27-31cm, medium size: 36-41cm, large size: 40-45cm. Extra large: 50-55cm. Please measure your dog's waist circumference directly in front of the hind legs to ensure a fit. Adjustable Waist Circumference: The waistband is adjustable, the design of high elastic elastic band, the elastic edge provides extra safety, and it fits tightly to the waist, making the pet more flexible in putting on and taking off. Reusable: Our reusable dog diapers are made of natural cotton, easy to clean and wash, easy to replace, and can be washed by hand or machine. These reusable pet diapers are not only economical and environmentally friendly, but also bring a lot of convenience to your life. Wide Use: It is recommended that pets use it every day during menstruation to maintain long-term protection. It is very suitable for training puppies, untrained dogs and animals with incontinence. From puppies to adult dogs and elderly dogs, it can provide comfort and care for your pet dog.