2 Layers microfiber pad is sewned into dog diapers,super absorb urine,Best for female dogs with urinary incontinence,sanitary physiological,urination,and marking issues,elderly dog etc; On top of the diaper outer layer have 100% Waterproof and Leakproof Material,prevent damage sofa and carpet,make your home more clean and dry; Adjustable waist by closures,to adjust the right size,easy put on and take off;Have 3 elastics:in belly,in 2 edges of waist,tail hole,your dogs will more comfortable in runing/walking. Soft mesh lined fabric is smooth to the dog's skin;Advanced nylon fabric is soft comfortable and breathable;the dog nappies is washable & reusable many times,more environmental & save money than disposable diapers; (Pack of 3),3 different fashion colors,Size L:Waist Size 20" to 26",Best for medium large dogs;we definitely advise measuring your dog's waist(in front of the back legs),to ensure a good fit before ordering it,Don't too tight when measuring.