Felji Pet Potty Dog Training Grass Pad Zoom Park Patch Mat Indoor 25" x 20" x 2" THREE LAYER SYSTEM, non-toxic odor resistant synthetic grass mat Plastic insert which allows the liquid to drain; Durable collection tray Can be used as a regular place to potty OR as a training tool. Great for indoors, porches, patios, and balconies; Portable, easy to clean, just rinse with soapy water Dimensions: 20 x 25 x 2 Inches