Low Tracking & Dust Control is the quick-clumping litter made with larger granules to virtually eliminate dust and keep the litter in the box. Made from super-absorbent corn and no harmful chemicals or artificial perfumes this 99.9% dust free litter is the naturally safe way to ensure a clean cat box and home. Smell Less Clean Less and Buy Less with the low tracking litter that is longer-lasting than the leading US litter brand.Worlds Best 15# Unscented Lowtracking Litte