PETKITRefill Ring for PURABOT ULTRA Self-Cleaning Cat Litter Box, Replacement Trash Bag

PETKIT Trash Bag Refill Rings for Purobot Ultra Auto-Packing Self-Cleaning Cat Litter Box, Leak-Proof Replacement Waste Bags, Long-Lasting Trash Bags -4 Packs

PETKIT N60 Pet Odor Control for Purobot Ultra and Purobot Max Pro Self-Cleaning Cat Litter Box, Long-Lasting Effective Litter Box Odor Remove, Natural Formula (Pack of 3)