Type: CatsMaterial: PlasticUnit Type: pieceFeatures:Brand new and high qualityIdeal for solid wood doors or hollow doors.Give your cat the freedom to come and go as he or she pleases with this cat flap that has a 4 way locking system.Color: White and BrownSize: Approx 20*23.5cmSlide the locks on the bottom of the flap to set the door to one of the following:1.Flap is locked from both sides2.Flap is completely open and cat can come and go at will3.Cat can only enter from the outside but not go out again4.Cat can go out but can not get back in (for preventing other cats also entering)