ULTIMATE CONVENIENCEThe ultimate convenience for owners, the Pet Door offers your Pets the freedom and independence to come and go as they please. 2-WAY MODELS, SIMPLE OPERATIONThe 2 Way adaptable locking system pet door provides owners control over their pet's movements, ensuring safety and peace of mind. Easy to operate -open in/out; closed- only inside/only outside. DUARABLE MATERIALS AND NICE-LOOKING Made of durable Plastic, weather-resistant to ensure the comfortable and easy use. Fashionable design, keep integrated with your door. Flexible transparent door flap allows for your pet's comfort and ease of use. The sturdy heavy duty metal bar at lower end of flap keeps the door in place when it's free. AVAILABLE IN 3 SIZES & GUARANTEEOur Pet Flap Door includes three sizes with Small, Medium and Large (sold separately). EASY INSTALLATIONThe 2 Way Pet Door can be Easily installed with the provided cutting template and installation guide. Fitting the Pet Door into thicker Doors has been made simple with the optional tunnel extension.