Tofu cat litter or kitty sand is made of all natural tofu and corn starch. Ultra-soft texture accommodates cats with sensitive paws. This clumping cat litter is clay,chemical toxic and dust free. The clumps are 100% biodegradable and flushable into toilet and size is small and non-crumbly for easy scooping. Highly absorbent formula quickly soaks up cat urine;natural neutralizes strong odors on contact.