Automatically turns different colors based on certain health conditions that can be detected in your cat’s urine (blood, changes in pH, etc.). Silica-crystal litter is flushable, long lasting, 80% lighter than traditional clumping litters, and controls odors. Dust-free & friendly to cats and the planet. One (4-lb.) bag lasts up to one month for a normal-size cat. This litter can also be used as a once a month (or more frequent) urine monitor.
- Size: 4-lb. bag (30-day supply)