COMPATIBILITY: T-Baby Refills are Suitable for Use all Angelcare & Litter Locker II Bins.NO ODOUR OF NAPPY: The Refill Contains has Odor of Lavender Fragrance.CAPACITY OF THE PACK: T-Baby Refill Cassettes are Available in Packs of 3.BETTER VALUE THAN THE OTHERS: T-Baby is the Most Affordable Refill in the Market.USAGE PERIOD: A Single Cassette Lasts on Average Up To 28 Days, (Since Babies are not the Same, the Duration of Use May Vary.) ,