Toiletries for cats: System toilet Absorbs a week's worth of urine and the antibacterial agent strongly suppresses odors*1 *1 When used by one cat (up to 8kg). Please remove feces quickly. Contains silver ions. 99.9% suppression of odor-causing bacteria*2 *2 Odor-causing bacteria are bacteria that easily produce ammonia from urine. Antibacterial test results by a third-party organization. Does not suppress all bacteria. Strong deodorization with deodorizing microcapsules The white surface of the sheet makes it easy to see and check the color of the urine.