Best Clumping Cat Litter 2024. Clumping cat litter solidifies when it comes in contact with liquids like urine and is the most common choice because of how easy it is to remove soiled litter from the box. The 10 best clumping cat litters 1.

Boxiecat premium clumping clay litter; To help you find the purrfect cat litter, we tested 29 litter products from a variety of brands, made from a range of materials, including clumping clay, absorbent crystals, and biodegradable pellets.