Click to expand Tap to zoom PETMATE® BOODA® DOME ROUND FILTER (2 PACK) by Petmate® Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $5.19 SKU F169-50310 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart The Petmate® Booda® Dome Litter Box Charcoal Air Filter absorbs cat litter odors for up to three months. Uses Zeolite/Charcoal particles to trap airborne odor molecules. Absorbs odors and keeps air clean and are easy-to-load. Filters are safe, natural, and non-toxic, making pets and pet parents happy. Made in the USA.