Base (Purchased before July, 2022) - Acrylonitrile Butadiene Styrene (ABS)
Base (Purchased after July, 2022) - Polypropylene (PP)
Lid, frame, scoop - Polypropylene (PP)
Liners - Polyethylene (PE)
Splash Guard - Polypropylene (PP)
All of our litter boxes are made of non-toxic, BPA free plastic.