This interior cat door provides your feline friend with independent access to their essentials—food, water, and litter box—even when the main door is closed. - Versatile 4-Way Locking Mechanism : Choose from four convenient modes: in & out, only in, only out, and fully locked. Easily control access with a simple rotating knob to maintain your desired entry restrictions. - Ideal for Various Settings : Suitable for both interior and exterior use. Outer dimensions are 10.03" x 2.36" x 11.81" (D x W x H), while the inner size is 7.87" x 8.66" (D x H). Designed for cats up to 25 lbs, this door fits easily in wooden, PVC, or metal doors with a thickness of 1/2" to 2". - Effortless Installation : Each cat door includes a full-size cutting template, streamlining the installation process. It can be installed in a variety of locations, including cupboards, garages, laundry rooms, closets, utility rooms, bedrooms, bathrooms, and litter box cabinets. - Durable and Weather-Resistant : Constructed from strong ABS plastic and featuring a high-strength acrylic flap, this cat door ensures long-lasting use. Its fully brush-sealed edges and magnetic closure provide optimal weatherproofing, minimizing energy loss, reducing noise, and keeping insects and unpleasant odors at bay. Transform your home environment and provide your cat with the comfort and convenience they deserve with this practical and robust cat door.