More compact and convenient, the Expression pail features a one-handed design that allows you to effortlessly open the push button lid and throw the diaper in the pail. It also has a secure odor lock system with a Push-n-Lock clamp that helps prevent odors from escaping. The diaper pail can hold up to 50 newborn-sized diapers and includes a starter round refill that can hold up to 100 newborn-sized diapers, meaning fewer trips to the trash. Our refill bags are made from a durable multi-layer film with odor-locking barrier technology. Comes in the perfect size for small spaces. Includes 1 Clean Laundry Scented starter round refill.