4-way locking system: between, out, between and out, full lock, easy control of your cat. keeps stray animals. Simple installation, adapts to wood, PVC, UPVC, glass walls and doors. Transparent flap waterproof water with silent closure. Durable plastic frame with manual locking four ways. Excellent quality: Please note that this item is suitable for cats and dogs under 7 kg. Total Size: Width: 20.3cm, Height: 22.5cm, Depth: 3cm. If it flat you rfrer the image of the size rfrence. Product Description:The 4-way manual lock allows you to easily control your cat's laccs by placing the door on between-exit, between-exit, between and out, and completely locks, while smoothing other intruders. Excellent quality: durable ABS plastic, water resistant, easy to clean and install. With the chatire, your cat may have a little freedom to get in and out and everything is under your control. If you have any questions, if you leave a message, we will answer you within 24 hours and provide you with the best service. If you are satisfied with our products, leave us your comments and reviews, we will thank you for your encouragement.