1. Click the five clips into the rectangular slits in the base.
  2. Position the liner in the base with the open side facing front and the top edge holes going over the clips.
  3. Insert the splash guard cutouts into the 5 clips one by one (see video below).
  4. Hold the liner's front tab and slide the walk-off platform down over the liner and front edge securing it in place. Hang the scoop on to the back notch of the splash guard.
  5. Turn the parts pack box into an interactive cat toy!