SAFE AND DURABLE: The indoor cat door is made of ABS material, which is wear resistant and durable. The edges are smooth and burr-free, protecting the cat from scratches. Designed with smooth lines and paintable materials, it matches your door and moldings perfectly. Applicable scenarios: Interior cat doors are suitable for all hollow and solid doors and interior doors, ideal for laundry rooms, bedrooms, basements, etc. It will have its own space and your home will smell fresh. Accessible door design: Nobody is in the house. Keep cat food in the house. The inner door adopts a cat door, so there is no need to worry about dogs entering. Cats can come and go freely to play, eat and drink! Screw installation: The indoor cat flap is installed with screws to prevent drops and gaps caused by installing the tape, no noise, no trouble caused by door locks and door damage < p>External Dimensions: 10.55"*9.05"*2.45", across opening: 6.89"*1.38", suitable for doors 0.8"-1.78" thick. Interior cat