4 types of closure: cat flap for Cats have 4 closing possibilities: open inwards, open outwards, in both directions open, closed. You won't have to open the door if your pet wants to enter the space. The cat flap makes life easier and makes your pet free at home. Easy installation - cat flap is suitable for brick walls, wooden doors, PVC and metal doors and can be installed on doors and walls with a thickness of 2 to 5 cm. The cat flap is made of durable ABS plastic, weather resistant and easy to clean. Home door size - M - Frame size: 19 x 20 cm (L x H), Size of the door: 16 x 15.7 cm (L x H), thickness: 5.5 cm. Very quiet: this door is extremely quiet and offers optimal protection against drafts with a special seal and magnetic closure. The brush bar eliminates noise when opening and closing the door. Suitable for most cats and small dogs (Pomeranian, Yorkshire Terrier, Pekingese, Dackel, etc.). Adopt transparent visual design: The transparent cover is made of high-strength fiberglass, which protects against UV rays, good transparency, protects against moisture and abrasion. Ideal for: dog, cat combination for: door, panel, wall 4-way lock: open, fully locked, only off, only on. Pets only enter, cannot exit. Pets can only exit, cannot enter. Pets can enter and exit. Pets cannot enter or exit. Thanks to the transparent flap door, you and your pet can see what is there on the other side of the door. Telescopic frame in white ABS to close if necessary. You will feel safer for your pet. 4-way lock to choose from and brush strip eliminates noise when closing the door. It comes with the necessary screws to join the two sides and magnets to keep the door closed when it is not used. Easy installation for all doors, panels and walls. The two-entry cat flap gives your cat or dog the freedom to come and go without disturbing you.