Durability and Eco-friendly Turf: The odor resistant, antimicrobial grass looks and feels just like real grass while being completely safe and non-toxic for your pet. Easy to clean, just rinse with soapy water Suitable for both young and old dogs Great for dogs that can't go outside Place the grass mat on top of the grid tray and when your dog goes to the toilet, the urine goes through the grass mat and drains through the hole at the base of the grid tray into the removable waste tray. The grid tray has pegs that lift the grass mat above the grid tray so it doesn't soak in your dog's urine Simple and effiective, the Pet Potty Supreme is also easy to clean by just rinsing with warm soapy water. Dimensions: Approx. 64cm(L) x 51cm (W) x 6cm(H) Dog Toilet Indoor Puppy Training Pad, Dog Potty Pet Training Grass Mat, Removable Waste Tray for Easier Clean Up, Non-Toxic Artificial Turf