DESIGNED TO FIT: Disposable diapers have a super absorbent core for comfort and security that is specifically designed to support weights between 2 and 4 pounds. Please check the size chart and choose the right size for your dog SUPER ABSORBENT AND LOCKING LEAKAGE : The super absorbent cores of these diapers are specially designed to retain moisture well and lock in all moisture, and also feature a leak-proof protective barrier Sensitive Protection: For dogs suffering from incontinence, puppy training, women for heat, recovery from surgery, excited urination and travel, this diaper is perfect for any occasion Lightweight to wear: The diaper is made of lightweight microfiber fabric and the reattached snaps allow for a custom fit for easy donning