Ultra Clear Pet, Cat and Dog Door with Locks for Screens, Glass Doors and Windows up to Small, transparent

Locking -- Our cat doors offer modes: open, fully locked, in-only (cat can enter but not exit) and out-only (cat can exit but not enter); Easy control of your pet's in and out Noise Reduction -- The cat flap for doors is designed with a brush strip to reduce noise; Silent action will not frighten pets or disturb owner while pets comes in or out Transparent Design -- Fully transparent, Cat Door for Interior Exterior Doors help pet see through the door; Ideal for installation on glass window and sliding glass door Superior Quality -- This pet door with 4 way locking is made of premium PC, weather-resistant; smooth and（30*30*2CM） 4-Way locking flap to control your pet’s access; Draft and weather-proof fitted with a rubber seal to block drafts and strong magnets keep door flap centered after each use For interior or exterior use durable polycarbonate frame and flap are UV resistant and virtually unbreakable