Okocat Natural Wood Pine Cat Litter uses the power of pine to kill ammonia odors for 7 days. Okocat litter is an eco friendly way to take care of your cat's litter needs. It absorbs 500% its weight in moisture. It also clumps very well for easy scooping and disposing. Biodegradable for flushable disposal. Unlike powdery clay dust that can have chemicals, additives, and synthetic scents that are harmful to cats, Okocat Natural Wood Clumping Litter is free of additives and chemicals. With little-to-no dust, those with allergies in your home will breathe easy.