Odorsorb System : All-natural odorsorb pod and odorsorb liner work together to neutralize diaper odors Quietly contained: Our patented slow, silent close lid helps keep odors in the can Strong steel pedal: Our strong steel pedal is engineered to last over 150,000 steps—that's more than 20 steps a day for 20 years Perfect fit, extra strong: Our code L custom fit liners fit this can perfectly so there is no bunching, slipping or messy bag overhang for a neater, cleaner look. They are also extra-thick and double-seamed so you can pack your trash to the rim, without rips, leaks or tears Earth-friendly buckets: Our blue inner buckets are made with 100% post-consumer recycled plastic