Dimensions and Materials - The door is made of strong ABS plastic with a mounting depth of 20-50mm, overall dimensions 190 x 200mm, cut-out 157 x 168mm, flap size 150 x 160mm, this door is ideal for light skin and weighs more than 10kg. and shoulder width less than 150mm. 4-way access control - inward opening, outward opening, two-way opening and locking. Use the cat flap to allow cats to come and go as they please, or to allow them to enter and exit the house safely when needed. Free your hands and stop playing as a door opener! Easy installation: This cat flap is suitable for brick walls, wooden doors, PVC doors and metal doors, and can be installed on doors and walls with a thickness of 2 to 6 cm. Made of durable ABS plastic, the cat flap is weatherproof and easy to clean. Flip cover design - the transparent flip cover is made of high-strength fiberglass, UV-resistant and transparent, preventing pets from scratching and biting. With this cat flap, you can let your four-legged