Petmate 161456 Litter Pan Liners (jumbo 8 Petmate Cat Litter Pan Liners makes litter pan maintenance easy. Makes cleanup a snap. Line the box with a new liner, and when it???s time to change the litter, simply secure the liner shut with provided twist ties and dispose.- Heavy duty 1.25 mm thick - Liner Color: Clear- Comes in an easy dispense box with twist ties. Large Fits litter pans up to 18.5x15.5x5.5in.