Great for pets that are kept home all day or can’t go outdoors, this Indoor Potty Trainer Tray is a perfect solution for puppy training. Convenient design features anti-microbial, odor resistant 3-layer construction with removable, washable green turf on top, a removable drainage grill and an easy-clean liquid storage base. Measures approximately 18″ x 13″ x 2.125″ deep.