1. Prior to disposing of a bag full of dirty diapers, remove the rigid, hinged blue mounting ring that secures the bag to the pail with a pair of scissors. 2. Using a flap tie regular kitchen garbage bag, place it in the bag cavity, pull the flaps of the bag up through the rotating sealing mechanism. 3. Gather the flaps and pull through the blue ring you removed in step 1, wrapping it up over the top and tucking it beneath the ring as you position the ring into it's seat.