Simple Solution Washable Belly Band Male Dog Diaper IMPROVED SIZING GUIDELINES  Please refer to the new and improved size guideline chart for optimal fit. Simple Solution Male Wraps (size: LARGE) are best for dogs with a waist size range of 29 to 31 Inches. Please measure your dog's waist at the base of the back legs to ensure a proper fit. LOCKS IN MOISTURE - The super absorbent core of these diapers lock in moisture, while the stretch waistband allows even the wiggliest of boy dogs to move around while staying dry. Plus, the leak-proof liner protects his skin and coat. DONT GET STUCK - With our Fur-Friendly Fasteners, your male dog's fur wont get stuck to the folds of the wrap, which makes attaching and removing the wrap safe and easy. USEFUL AND VERSATILE - Made for male dogs that are house training or who experience excitable urination, incontinence, or male marking issues. Makes traveling with such a dog way less stressful. SECURE AND CASUAL - These belly bands provide superior mobility for your big guy, which keeps him relaxed and safe from messes. For female dogs, try our Simple Solution Washable Female Diapers