Stainless Steel Replacement Dog Bowl. Coordinates with all PST feeders. Simply type PST in our search bar to see the feeders that apply. Match replacement bowl size with the size of your current feeder. Sizing: <b>S</b>: Holds 1 quart <b>M</b>: Holds 2 quarts <b>L</b>: Holds 3 quarts <b>XL</b>: Holds 3 quarts