Dimensions and Materials - Doors are made of strong ABS plastic, installation depth 20 - 50 mm, overall dimensions 190 x 200 mm, cut-outs 157 x 168 mm, flap dimensions 150 x 160 mm, doors are ideal for light skins over 10 kg. Shoulder width less than 150 mm. 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 friend explore the