Keep Dogs Out | Cat door latch is designed for pet homes to allow cats to enter and leave the room freely while keeping dogs out or protecting the baby and family from large animals. Adjustable Width | The flex latch has 5 adjustment holes, allowing width customization based on your pet's size. Fits most doors. Durable Materials | Made of high-quality PE and stainless steel, this cat door holder withstands impact from large dogs. Resists breakage and ensures reliable performance. Easy to Use | No tools or door modifications required. Simply insert the pin into the lock slot without damaging the door. Fish-shape design offers both style and functionality. Stay Out of Trouble | Easily isolates large animals, providing cats with a comfortable and independent space while helping maintain a cleaner and safer home.