PETKIT Cat Litter Deodorizer Air Purifying Refills for PURA X and MAX Self Cleaning Tray, Replaced Odor Removers Deodorant Refills, 4 Bottles/Pack

Replaced air purifying refill (4 bottles) is only suitable for the PETKIT PuraX and PuraMax automatic cat litter box, and K3 air purifier smart spray. It is not suitable for the Purobot Ultra and Purobot Max Pro self-cleaning cat litter box. 50ml/bottle*4 bottles Effective Deodorization: Quickly removes odours, targeting smelly molecules and breaking them down, always keeping air fresh in your room. 100% Safe: The main ingredient is plant extract, no harm to pets and human body.