House training your pet can be simple when utilizing the Set of 3 Puppy Training Pads by PETMAKER. These puppy pee pads are designed to fit and work with the PETMAKER Pee Pad Holder Tray System (sold separately). These replacement dog pee pads can easily be swapped out during cleanings, so your cat or dog always has an acceptable place to relieve themselves, which ensures a cleaner house, apartment, or patio. Petmaker Size: 2" H x 23.5" W x 35.5" D