Our Premium Plastic Tray is the ideal accessory for our DoggieLawn grass pads. This sturdy dog potty tray effectively holds your indoor dog grass in place and contains any loose grass material. Made of reliable HDPE plastic, this premium indoor dog potty tray with sides should last for the duration of your DoggieLawn subscription! Our FLEX-TRAY is a cheaper alternative designed for our XL DoggieLawn size only. This inexpensive, no-frills indoor dog potty tray gets the job done, effectively holding your indoor dog potty grass in place and containing any loose grass material. The flexible material makes it perfect for small spaces! It can easily be rolled up and stored away to save space.