Pet Potty Three Layer Dog Toilet Training Pad Park Patch Mat Indoor Outdoor Dog potty is made up with ABS, high grade ABS construction, high-end, sturdy and durable Portable, easy to clean, just rinse with soapy water Size: 25" x 20" x 2" (the base is 1 inch, the grass when standing upright is another inch) made of a synthetic surface that's similar to grass The grid tray design and removable waste tray for easy cleaning and keep the puppy training pad drying.