Four Paws XL Wee Wee Pads for Puppies and Dogs Bulk. 100% leak-proof pads feature the 5-ply Floor Armor system to protect floors and carpets. Features a quilted mesh top and two wet-lock layers to prevent tracking. Super-absorbent quilted core plus a heavy-duty liner offers all the protection you need. Built-in attractant draws your dog to use the pad; great alternative to outdoor relief. Extra large 28 x 34-inch size is great for larger dogs or puppies that need the extra surface area.