High quality weather resistant construction Made of durable ABS plastic with a smooth surface. A fixed groove with snap tabs holds weatherproof brush strips in place. If a brush strip comes loose, it can be easily reinserted into the groove. This design helps reduce noise and largely blocks rain, wind and pests such as mosquitoes. Size and compatibility Frame size: 9.6" x 8" x 1.2" (H x W x D). Inner height: 5.9"; inner door width: 5.8". With the cat tunnel, you can easily install it in doors, cupboards, panels and thin walls, etc. Safe and thoughtful design Transparent flap allows your pet to see through. The 4-way locking cat flap gives your cat freedom while preserving your control, with settings for Only In, Only Out, In or Out, and Fully Locked. Easy mode switching Rotary switch provides four options: just out, only in, both in and out, and fully locked. This lets you track your pet’s access and tailor it to your needs. Clear benefits for you and your pet Provides cats with the independence to come and go when they choose, while you maintain control over when they can access certain areas. Reduces noise and protects interior spaces from weather and pests. Practical use scenarios - In a family home, install on a door between living areas to allow your cat access to the lounge while you supervise. - In kitchens, pantries, or utility rooms to prevent pets from entering restricted zones while still offering door access when desired. - In doors, panels or thin walls to create a discreet, controlled passage for pets between rooms.