Wiz BBQT Washable Adjustable Reusable Dog Pet Diapers Cover Up Sanitary Panties with Velcro Closure for Female Girl Dogs, 2 Pack Size L: waistline 17.7-23.6 inch, 45-60 cm. Please measure the waist of your "baby" and choose the right size. Thank you. Great for female dogs experiencing excitable urination, being in heat, incontinence, in season, travelling, etc. More healthy, clean and help to avoid accidental pregnancy. Help to keep your house clean. Made of soft cotton, adjustable size by velcro closure: comfortable for daily wear. Please put a napkin or a liner inside the diaper. Absorbent inside and waterproof outer layer, help to prevent leaks and damage to rugs, carpets, sofas, etc. Bonus Wiz BBQT tape: help to record the growing of your "baby".