This pail liner is made of the same soft, durable, waterproof PUL as our diaper covers. It has an elastic draw-string closure, has a 3D shape to fit more diapers, and will fit inside just about any diaper pail. To use: place liner inside your pail and cinch the elastic drawstring with the toggle snugly to fit around the rim of your pail. Size: 26" tall, 16" diameter.