Indoor Dog Pet Potty Training Portable Toilet Large Loo Pad Tray + 2 Grass MatFeatures: Made of high quality material, mat is made of a synthetic grass material that looks and feels real. Non toxic and safe to use. 3 layer design that contains of a grass mat, grid tray and a leak proof containing tray. With a drawer. The tray can hold an entire gallon of liquid and keeps grass mat dry. Removable design for easy cleaning. Ideal as training tool for your puppy, it's also great in assisting an older dog that might be unable to go