Petsafe Staywell Replacement Door Flap Fits Large 2 Way Pet Doors 700. This replacement flap is Frosted, solid plastic flap Staywell was taken over by Petsafe so these items now arrive in Petsafe packaging with the Petsafe logo rather than/as well as the Staywell packaging and logo. The replacement flap does not include the plastic surround, only the frosted flap.