Feline Pine®, The Healthy Cat Litter tm is the number one natural alternative to clay cat litter. Pelleted litter is made from compressed natural pine wood no new trees were cut to make Feline Pine®. Litter is a feline favorite and has no odor, no dust and no tracking and it's flushable Unlike other cat litters, there are no chemical additives needed to control odor as pine naturally bonds with ammonia, and there is never any sticky, smelly mess to deal with when the box needs to be changed. Safe for cats, humans and the environment, you'll love the way Feline Pine® controls odor with its fresh pine scent. Instant absorption and concentrated formula means you'll use less litter and perform fewer litter changes. You'll know it's time to change the litter box when all the pellets dissolve, usually in about two weeks for a single cat. no harsh artificial fragrances no dangerous silica dust no unnatural chemical additives virtually dust free pellets Feline Pine® is the only litter used by the historic Ernest Hemingway Home and Museum in Key West, Florida, where more than 60 cats have complete run of the house and grounds. Vendor provides a money back guarantee. Available in a 20 pound bag.