Spherical Cat Litter; Semi-spherical Cat litter; Lumpy Cat Litter cat litter:Spherical Cat Litter:1-3mm, 2-8mmSemi-sphericalCat litter : 0.5-2.5mmLumpy Cat Litter : 0.5-2.5mm, 2-8mm, 1-4mmif you are interested our products, please feel free to contact us by e-mail;; Cat Litter