FunnyDogClothes Dog Diaper for Male Boy Belly Band Reusable Washable with Suspenders Soft Fleece These diapers are reusable. They DO NOT INCLUDE the ABSORBENT pads. Women's feminine napkin works perfectly and attach with the adhesive strip. You decide how thick or pad you need for your dog. This male diaper belly band is reusable and made from the highest quality of fleece. THERE IS NO STANDARD SIZING SYSTEM FOR PET CLOTHING. Pet clothing is based on MEASUREMENTS and not weight or breed! Before placing an order, please measure your pets WAIST and Compare them to the sizing chart provided in the photos and size options. Each and every different brand/style of pet clothing has its own sizing system. One brand size Medium can very well be another brand size X-Large. Each brand, item and style has its own unique sizing chart and no two charts are the same. (XS: WAIST 8" - 10") (S: WAIST 10" - 13") (M: WAIST 13" - 16") (L: WAIST 16" - 19")