GoGo Pet Products 27.5 by 35-Inch Gridlock Training Pads, X-Large, 15-Pack Extra large pad - 27.5" X 35.5" Superior grid channels lock in moisture and odor and return to dryness in seconds Specially scented to attract your pet to the pad Made with antibacterial polymer for a safer, cleaner pad Leak-Proof plastic lining and sealed edges prevent damage to floor