Dog Diapers Medium for puppies, waist measured 16' to 20'. Use a fabric or cloth measuring tape, or a piece of string/twine and then measure the twine with a ruler or measuring tape. If the size is not fit, please feel free to contact us. Go to your order, and click 'Get help with order'. We make every effort to ensure that you are completely satisfied with our products. FEMALE Dog Diapers Medium. Specially design for female dogs, best for untrained puppies, female dogs in heat, and dogs that suffer from excitement urination or incontinence to prevent leaks and damage to rugs, carpets, blankets, coaches and sofas. REUSABLE and COMFORTABLE. He&Ha Pet dog diapers female M are made of waterproof and breathable out layers, soft mesh fabric and double layered super absorbent pad. These washable doggie diapers are more economical and environmentally friendly than the disposable dog diapers. ADJUSTABLE. Dogs panties designed with comfy elastic bands on the waist and tail hole for super comfortable. Velcro closures for quick for size adjustment. Set of 3 Female Dogs Diapers M in 3 bright colors, including green, orange, and purple. Machine washable.