Boxiecat Extra Strength Premium Clumping Clay Cat Litter Veterinarian Recommended - ranked best odor control in veterinary professional study Advanced Probiotic-powered Odor Control - stops odors before they start Ideal for Cats on a High Protein Diet - multiple cats and cats with odor issues 99.9% Dust-free - new and improved ultra low dust formula, ideal for allergies, hypo-allergenic 2x Longer Lasting - use less, toss less Instant Flat Top Clump - rock hard clumps form on the top of the box, scoops easily Stays Ultra-clean - remains odor-free even after weeks of scooping, like a new bag after every scoop Low Tracking Granules - all natural, unscented, for all litter box types