There are many sizes of waterproof bags made by mamas. (diaperpincorner.com)
You'll either need to line your diaper pail with a plastic bag or washable waterproof bag, or you'll need to clean the inside of the dry pail frequently to control odors. (thespruce.com)
However, since the bag is made from cotton, you will need to be extra careful when using it because maintenance is not as easy as waterproof bags. (bestdisposablediapers.com)