PrettyLitter's lightweight litter monitors feline health by changing colors when it detects abnormalities in your cat's urine. For the same monthly price and up to 80% lighter than traditional clumping cat litter, PrettyLitter provides peace of mind, time savings and convenience. Also check out PrettyPlease our premium, high protein, grain-free feline food. Page subject to mars.com/legal & mars.com/privacy. Mars is not responsible for content or activity made available via 3rd party sites/services. https://www.mars.com/privacy https://www.mars.com/legal