CONVENIENT LOCK: This cat door has a 4-way button style switch, you can easily rotate it to control your cat's access options: entry only, exit only, entry and exit freely, totally_x000D_ locked. _x000D_ UNIQUE DESIGN: Unlike other boring square cat doors, our interior cat door is unique round design and cute cat appearance. Give your cat their freedom with this elegant interior pet door! _x000D_ EASY TO INSTALL: Even if you don't have any installation experience, don't worry. All you need is a picture and a pen, cut out the design according to the template, then install it on the door. _x000D_ EASY ACCESS & KEEP ODOR OUT: Create a private getaway for your cat in the laundry room, pantry, basement, garage, and more. Keep the smell of the litter box out of your living room and keep dogs and babies away from cat food. _x000D_ DURABLE MATERIALS, MADE TO LAST: The cat flap is shatterproof and scratch resistant. Integrated screws keep the door in place for many years.