These are the replacement drip tray liners for the Traeger Silverton 620 Pellet Grills. This is a 10 pack.

Drip Trays and Heat Baffles Tray liners exist to protect your drip surface and help maintain a flat surface. They also make cleanup a lot easier. Drip trays do not last forever and do need to be replaced from time to time. If your tray is warped or rusting it may prevent the liner from lying flat. Also, heat baffles tend to wear out at about the same rate as the trays