This is a set of 8 pieces of cat litter box filters. Can be trimmed to your desired sizes, fit well for dome cat litter box and most other cat litter box with different shapes, help eliminate odors from the litter box. Made of activated carbon, non-irritating, safe and environmentally friendly._x000D__x000D_Features_x000D__x000D_- Brand: POPETPOP._x000D_- Color: Black._x000D_- Material: Activated carbon._x000D_- Size: Approx. 16.5 x 15.3 x 0.5 cm._x000D_- Made of premium activated carbon, with strong adsorbing ability, can absorb and filter odors for a quiet long time, do not recommend rinsing before use._x000D_- A good solution to solve the litter box unpleasant smells problem, do the good to remove odors, maintain fresh and clean smells, keep your pets with good health and mood, make you live a happy life with your pets._x000D_- Universal litter box filters with good filtering effect; Cut them into various sizes to fit litter boxes, suitable for majority of litter boxes, to get rid of odors._x000D_- In a word, it helps to improve our life quality greatly._x000D_- Warm Tip: Dear buyer, due to lighting effect, monitor& 39;s brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you Packing list: 8 x POPETPOP Carbon Filter